Change ExecuteJavaScript* helper functions in browser_test_utils.{h,cc}

content/browser/renderer_host/render_view_host_manager_browsertest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/file_util.h"
 #include "base/json/json_reader.h"
 #include "base/memory/ref_counted.h"
 #include "base/path_service.h"
 #include "base/utf_string_conversions.h"
 #include "content/common/content_constants_internal.h"
@@ skipping 113 matching lines @@
 
   // Get the original SiteInstance for later comparison.
   scoped_refptr<SiteInstance> orig_site_instance(
       shell()->web_contents()->GetSiteInstance());
   EXPECT_TRUE(orig_site_instance != NULL);
 
   // Open a same-site link in a new window.
   ShellAddedObserver new_shell_observer;
   bool success = false;
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      shell()->web_contents()->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(clickSameSiteTargetedLink());",
+      shell()->web_contents()->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(clickSameSiteTargetedLink());",
       &success));
   EXPECT_TRUE(success);
   Shell* new_shell = new_shell_observer.GetShell();
 
   // Wait for the navigation in the new window to finish, if it hasn't.
   WaitForLoadStop(new_shell->web_contents());
   EXPECT_EQ("/files/navigate_opener.html",
             new_shell->web_contents()->GetURL().path());
 
   // Should have the same SiteInstance.
   scoped_refptr<SiteInstance> blank_site_instance(
       new_shell->web_contents()->GetSiteInstance());
   EXPECT_EQ(orig_site_instance, blank_site_instance);
 
   // We should have access to the opened window's location.
   success = false;
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      shell()->web_contents()->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(testScriptAccessToWindow());",
+      shell()->web_contents()->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(testScriptAccessToWindow());",
       &success));
   EXPECT_TRUE(success);
 
   // Now navigate the new window to a different site.
   NavigateToURL(new_shell, https_server.GetURL("files/title1.html"));
   scoped_refptr<SiteInstance> new_site_instance(
       new_shell->web_contents()->GetSiteInstance());
   EXPECT_NE(orig_site_instance, new_site_instance);
 
   // We should no longer have script access to the opened window's location.
   success = false;
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      shell()->web_contents()->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(testScriptAccessToWindow());",
+      shell()->web_contents()->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(testScriptAccessToWindow());",
       &success));
   EXPECT_FALSE(success);
 }
 
 // Test for crbug.com/24447.  Following a cross-site link with rel=noreferrer
 // and target=_blank should create a new SiteInstance.
 IN_PROC_BROWSER_TEST_F(RenderViewHostManagerTest,
                        SwapProcessWithRelNoreferrerAndTargetBlank) {
   // Start two servers with different sites.
   ASSERT_TRUE(test_server()->Start());
@@ skipping 13 matching lines @@
 
   // Get the original SiteInstance for later comparison.
   scoped_refptr<SiteInstance> orig_site_instance(
       shell()->web_contents()->GetSiteInstance());
   EXPECT_TRUE(orig_site_instance != NULL);
 
   // Test clicking a rel=noreferrer + target=blank link.
   ShellAddedObserver new_shell_observer;
   bool success = false;
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      shell()->web_contents()->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(clickNoRefTargetBlankLink());",
+      shell()->web_contents()->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(clickNoRefTargetBlankLink());",
       &success));
   EXPECT_TRUE(success);
 
   // Wait for the window to open.
   Shell* new_shell = new_shell_observer.GetShell();
 
   EXPECT_EQ("/files/title2.html", new_shell->web_contents()->GetURL().path());
 
   // Wait for the cross-site transition in the new tab to finish.
   WaitForLoadStop(new_shell->web_contents());
@@ skipping 31 matching lines @@
 
   // Get the original SiteInstance for later comparison.
   scoped_refptr<SiteInstance> orig_site_instance(
       shell()->web_contents()->GetSiteInstance());
   EXPECT_TRUE(orig_site_instance != NULL);
 
   // Test clicking a same-site rel=noreferrer + target=foo link.
   ShellAddedObserver new_shell_observer;
   bool success = false;
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      shell()->web_contents()->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(clickSameSiteNoRefTargetedLink());",
+      shell()->web_contents()->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(clickSameSiteNoRefTargetedLink());",
       &success));
   EXPECT_TRUE(success);
 
   // Wait for the window to open.
   Shell* new_shell = new_shell_observer.GetShell();
 
   // Opens in new window.
   EXPECT_EQ("/files/title2.html", new_shell->web_contents()->GetURL().path());
 
   // Wait for the cross-site transition in the new tab to finish.
@@ skipping 31 matching lines @@
 
   // Get the original SiteInstance for later comparison.
   scoped_refptr<SiteInstance> orig_site_instance(
       shell()->web_contents()->GetSiteInstance());
   EXPECT_TRUE(orig_site_instance != NULL);
 
   // Test clicking a target=blank link.
   ShellAddedObserver new_shell_observer;
   bool success = false;
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      shell()->web_contents()->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(clickTargetBlankLink());",
+      shell()->web_contents()->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(clickTargetBlankLink());",
       &success));
   EXPECT_TRUE(success);
 
   // Wait for the window to open.
   Shell* new_shell = new_shell_observer.GetShell();
 
   // Wait for the cross-site transition in the new tab to finish.
   WaitForLoadStop(new_shell->web_contents());
   EXPECT_EQ("/files/title2.html",
             new_shell->web_contents()->GetURL().path());
@@ skipping 25 matching lines @@
   NavigateToURL(shell(), test_server()->GetURL(replacement_path));
 
   // Get the original SiteInstance for later comparison.
   scoped_refptr<SiteInstance> orig_site_instance(
       shell()->web_contents()->GetSiteInstance());
   EXPECT_TRUE(orig_site_instance != NULL);
 
   // Test clicking a rel=noreferrer link.
   bool success = false;
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      shell()->web_contents()->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(clickNoRefLink());",
+      shell()->web_contents()->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(clickNoRefLink());",
       &success));
   EXPECT_TRUE(success);
 
   // Wait for the cross-site transition in the current tab to finish.
   WaitForLoadStop(shell()->web_contents());
 
   // Opens in same window.
   EXPECT_EQ(1u, Shell::windows().size());
   EXPECT_EQ("/files/title2.html", shell()->web_contents()->GetURL().path());
 
@@ skipping 25 matching lines @@
 
   // Get the original SiteInstance for later comparison.
   scoped_refptr<SiteInstance> orig_site_instance(
       shell()->web_contents()->GetSiteInstance());
   EXPECT_TRUE(orig_site_instance != NULL);
 
   // Test clicking a target=foo link.
   ShellAddedObserver new_shell_observer;
   bool success = false;
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      shell()->web_contents()->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(clickSameSiteTargetedLink());",
+      shell()->web_contents()->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(clickSameSiteTargetedLink());",
       &success));
   EXPECT_TRUE(success);
   Shell* new_shell = new_shell_observer.GetShell();
 
   // Wait for the navigation in the new tab to finish, if it hasn't.
   WaitForLoadStop(new_shell->web_contents());
   EXPECT_EQ("/files/navigate_opener.html",
             new_shell->web_contents()->GetURL().path());
 
   // Should have the same SiteInstance.
   scoped_refptr<SiteInstance> blank_site_instance(
       new_shell->web_contents()->GetSiteInstance());
   EXPECT_EQ(orig_site_instance, blank_site_instance);
 
   // Now navigate the new tab to a different site.
   NavigateToURL(new_shell, https_server.GetURL("files/title1.html"));
   scoped_refptr<SiteInstance> new_site_instance(
       new_shell->web_contents()->GetSiteInstance());
   EXPECT_NE(orig_site_instance, new_site_instance);
 
   // Clicking the original link in the first tab should cause us to swap back.
   WindowedNotificationObserver navigation_observer(
       NOTIFICATION_NAV_ENTRY_COMMITTED,
       Source<NavigationController>(
           &new_shell->web_contents()->GetController()));
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      shell()->web_contents()->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(clickSameSiteTargetedLink());",
+      shell()->web_contents()->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(clickSameSiteTargetedLink());",
       &success));
   EXPECT_TRUE(success);
   navigation_observer.Wait();
 
   // Should have swapped back and shown the new window again.
   scoped_refptr<SiteInstance> revisit_site_instance(
       new_shell->web_contents()->GetSiteInstance());
   EXPECT_EQ(orig_site_instance, revisit_site_instance);
 
   // If it navigates away to another process, the original window should
   // still be able to close it (using a cross-process close message).
   NavigateToURL(new_shell, https_server.GetURL("files/title1.html"));
   EXPECT_EQ(new_site_instance,
             new_shell->web_contents()->GetSiteInstance());
   WindowedNotificationObserver close_observer(
         NOTIFICATION_WEB_CONTENTS_DESTROYED,
         Source<WebContents>(new_shell->web_contents()));
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      shell()->web_contents()->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(testCloseWindow());",
+      shell()->web_contents()->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(testCloseWindow());",
       &success));
   EXPECT_TRUE(success);
   close_observer.Wait();
 }
 
 // Test that setting the opener to null in a window affects cross-process
 // navigations, including those to existing entries.  http://crbug.com/156669.
 IN_PROC_BROWSER_TEST_F(RenderViewHostManagerTest, DisownOpener) {
   // Start two servers with different sites.
   ASSERT_TRUE(test_server()->Start());
@@ skipping 13 matching lines @@
 
   // Get the original SiteInstance for later comparison.
   scoped_refptr<SiteInstance> orig_site_instance(
       shell()->web_contents()->GetSiteInstance());
   EXPECT_TRUE(orig_site_instance != NULL);
 
   // Test clicking a target=_blank link.
   ShellAddedObserver new_shell_observer;
   bool success = false;
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      shell()->web_contents()->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(clickSameSiteTargetBlankLink());",
+      shell()->web_contents()->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(clickSameSiteTargetBlankLink());",
       &success));
   EXPECT_TRUE(success);
   Shell* new_shell = new_shell_observer.GetShell();
 
   // Wait for the navigation in the new tab to finish, if it hasn't.
   WaitForLoadStop(new_shell->web_contents());
   EXPECT_EQ("/files/title2.html",
             new_shell->web_contents()->GetURL().path());
 
   // Should have the same SiteInstance.
   scoped_refptr<SiteInstance> blank_site_instance(
       new_shell->web_contents()->GetSiteInstance());
   EXPECT_EQ(orig_site_instance, blank_site_instance);
 
   // Now navigate the new tab to a different site.
   NavigateToURL(new_shell, https_server.GetURL("files/title1.html"));
   scoped_refptr<SiteInstance> new_site_instance(
       new_shell->web_contents()->GetSiteInstance());
   EXPECT_NE(orig_site_instance, new_site_instance);
 
   // Now disown the opener.
   EXPECT_TRUE(ExecuteJavaScript(
-      new_shell->web_contents()->GetRenderViewHost(), L"",
-      L"window.opener = null;"));
+      new_shell->web_contents()->GetRenderViewHost(),
+      "",
+      "window.opener = null;"));
 
   // Go back and ensure the opener is still null.
   {
     WindowedNotificationObserver back_nav_load_observer(
         NOTIFICATION_NAV_ENTRY_COMMITTED,
         Source<NavigationController>(
             &new_shell->web_contents()->GetController()));
     new_shell->web_contents()->GetController().GoBack();
     back_nav_load_observer.Wait();
   }
   success = false;
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      new_shell->web_contents()->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(window.opener == null);",
+      new_shell->web_contents()->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(window.opener == null);",
       &success));
   EXPECT_TRUE(success);
 
   // Now navigate forward again (creating a new process) and check opener.
   NavigateToURL(new_shell, https_server.GetURL("files/title1.html"));
   success = false;
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      new_shell->web_contents()->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(window.opener == null);",
+      new_shell->web_contents()->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(window.opener == null);",
       &success));
   EXPECT_TRUE(success);
 }
 
 // Test for crbug.com/99202.  PostMessage calls should still work after
 // navigating the source and target windows to different sites.
 // Specifically:
 // 1) Create 3 windows (opener, "foo", and _blank) and send "foo" cross-process.
 // 2) Fail to post a message from "foo" to opener with the wrong target origin.
 // 3) Post a message from "foo" to opener, which replies back to "foo".
@@ skipping 27 matching lines @@
       static_cast<WebContentsImpl*>(opener_contents)->
           GetRenderManagerForTesting();
 
   // 1) Open two more windows, one named.  These initially have openers but no
   // reference to each other.  We will later post a message between them.
 
   // First, a named target=foo window.
   ShellAddedObserver new_shell_observer;
   bool success = false;
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      opener_contents->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(clickSameSiteTargetedLink());",
+      opener_contents->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(clickSameSiteTargetedLink());",
       &success));
   EXPECT_TRUE(success);
   Shell* new_shell = new_shell_observer.GetShell();
 
   // Wait for the navigation in the new window to finish, if it hasn't, then
   // send it to post_message.html on a different site.
   WebContents* foo_contents = new_shell->web_contents();
   WaitForLoadStop(foo_contents);
   EXPECT_EQ("/files/navigate_opener.html", foo_contents->GetURL().path());
   NavigateToURL(new_shell, https_server.GetURL("files/post_message.html"));
   scoped_refptr<SiteInstance> foo_site_instance(
       foo_contents->GetSiteInstance());
   EXPECT_NE(orig_site_instance, foo_site_instance);
 
   // Second, a target=_blank window.
   ShellAddedObserver new_shell_observer2;
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      shell()->web_contents()->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(clickSameSiteTargetBlankLink());",
+      shell()->web_contents()->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(clickSameSiteTargetBlankLink());",
       &success));
   EXPECT_TRUE(success);
 
   // Wait for the navigation in the new window to finish, if it hasn't, then
   // send it to post_message.html on the original site.
   Shell* new_shell2 = new_shell_observer2.GetShell();
   WebContents* new_contents = new_shell2->web_contents();
   WaitForLoadStop(new_contents);
   EXPECT_EQ("/files/title2.html", new_contents->GetURL().path());
   NavigateToURL(new_shell2, test_server()->GetURL("files/post_message.html"));
   EXPECT_EQ(orig_site_instance, new_contents->GetSiteInstance());
   RenderViewHostManager* new_manager =
       static_cast<WebContentsImpl*>(new_contents)->GetRenderManagerForTesting();
 
   // We now have three windows.  The opener should have a swapped out RVH
   // for the new SiteInstance, but the _blank window should not.
   EXPECT_EQ(3u, Shell::windows().size());
   EXPECT_TRUE(opener_manager->GetSwappedOutRenderViewHost(foo_site_instance));
   EXPECT_FALSE(new_manager->GetSwappedOutRenderViewHost(foo_site_instance));
 
   // 2) Fail to post a message from the foo window to the opener if the target
   // origin is wrong.  We won't see an error, but we can check for the right
   // number of received messages below.
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      foo_contents->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(postToOpener('msg',"
-      L"'http://google.com'));",
+      foo_contents->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(postToOpener('msg',"
+          "'http://google.com'));",
       &success));
   EXPECT_TRUE(success);
   ASSERT_FALSE(opener_manager->GetSwappedOutRenderViewHost(orig_site_instance));
 
   // 3) Post a message from the foo window to the opener.  The opener will
   // reply, causing the foo window to update its own title.
   WindowedNotificationObserver title_observer(
       NOTIFICATION_WEB_CONTENTS_TITLE_UPDATED,
       Source<WebContents>(foo_contents));
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      foo_contents->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(postToOpener('msg','*'));",
+      foo_contents->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(postToOpener('msg','*'));",
       &success));
   EXPECT_TRUE(success);
   ASSERT_FALSE(opener_manager->GetSwappedOutRenderViewHost(orig_site_instance));
   title_observer.Wait();
 
   // We should have received only 1 message in the opener and "foo" tabs,
   // and updated the title.
   int opener_received_messages = 0;
   EXPECT_TRUE(ExecuteJavaScriptAndExtractInt(
-      opener_contents->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(window.receivedMessages);",
+      opener_contents->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(window.receivedMessages);",
       &opener_received_messages));
   int foo_received_messages = 0;
   EXPECT_TRUE(ExecuteJavaScriptAndExtractInt(
-      foo_contents->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(window.receivedMessages);",
+      foo_contents->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(window.receivedMessages);",
       &foo_received_messages));
   EXPECT_EQ(1, foo_received_messages);
   EXPECT_EQ(1, opener_received_messages);
   EXPECT_EQ(ASCIIToUTF16("msg"), foo_contents->GetTitle());
 
   // 4) Now post a message from the _blank window to the foo window.  The
   // foo window will update its title and will not reply.
   WindowedNotificationObserver title_observer2(
       NOTIFICATION_WEB_CONTENTS_TITLE_UPDATED,
       Source<WebContents>(foo_contents));
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      new_contents->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(postToFoo('msg2'));",
+      new_contents->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(postToFoo('msg2'));",
       &success));
   EXPECT_TRUE(success);
   title_observer2.Wait();
   EXPECT_EQ(ASCIIToUTF16("msg2"), foo_contents->GetTitle());
 
   // This postMessage should have created a swapped out RVH for the new
   // SiteInstance in the target=_blank window.
   EXPECT_TRUE(new_manager->GetSwappedOutRenderViewHost(foo_site_instance));
 
   // TODO(nasko): Test subframe targeting of postMessage once
@@ skipping 23 matching lines @@
   // Get the original tab and SiteInstance for later comparison.
   WebContents* orig_contents = shell()->web_contents();
   scoped_refptr<SiteInstance> orig_site_instance(
       orig_contents->GetSiteInstance());
   EXPECT_TRUE(orig_site_instance != NULL);
 
   // Test clicking a target=foo link.
   ShellAddedObserver new_shell_observer;
   bool success = false;
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      orig_contents->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(clickSameSiteTargetedLink());",
+      orig_contents->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(clickSameSiteTargetedLink());",
       &success));
   EXPECT_TRUE(success);
   Shell* new_shell = new_shell_observer.GetShell();
 
   // Wait for the navigation in the new window to finish, if it hasn't.
   WaitForLoadStop(new_shell->web_contents());
   EXPECT_EQ("/files/navigate_opener.html",
             new_shell->web_contents()->GetURL().path());
 
   // Should have the same SiteInstance.
   scoped_refptr<SiteInstance> blank_site_instance(
       new_shell->web_contents()->GetSiteInstance());
   EXPECT_EQ(orig_site_instance, blank_site_instance);
 
   // Now navigate the original (opener) tab to a different site.
   NavigateToURL(shell(), https_server.GetURL("files/title1.html"));
   scoped_refptr<SiteInstance> new_site_instance(
       shell()->web_contents()->GetSiteInstance());
   EXPECT_NE(orig_site_instance, new_site_instance);
 
   // The opened tab should be able to navigate the opener back to its process.
   WindowedNotificationObserver navigation_observer(
       NOTIFICATION_NAV_ENTRY_COMMITTED,
       Source<NavigationController>(
           &orig_contents->GetController()));
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      new_shell->web_contents()->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(navigateOpener());",
+      new_shell->web_contents()->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(navigateOpener());",
       &success));
   EXPECT_TRUE(success);
   navigation_observer.Wait();
 
   // Should have swapped back into this process.
   scoped_refptr<SiteInstance> revisit_site_instance(
       shell()->web_contents()->GetSiteInstance());
   EXPECT_EQ(orig_site_instance, revisit_site_instance);
 }
 
@@ skipping 20 matching lines @@
 
   // Get the original SiteInstance for later comparison.
   scoped_refptr<SiteInstance> orig_site_instance(
       shell()->web_contents()->GetSiteInstance());
   EXPECT_TRUE(orig_site_instance != NULL);
 
   // Test clicking a target=foo link.
   ShellAddedObserver new_shell_observer;
   bool success = false;
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      shell()->web_contents()->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(clickSameSiteTargetedLink());",
+      shell()->web_contents()->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(clickSameSiteTargetedLink());",
       &success));
   EXPECT_TRUE(success);
   Shell* new_shell = new_shell_observer.GetShell();
 
   // Wait for the navigation in the new window to finish, if it hasn't.
   WaitForLoadStop(new_shell->web_contents());
   EXPECT_EQ("/files/navigate_opener.html",
             new_shell->web_contents()->GetURL().path());
 
   // Should have the same SiteInstance.
@@ skipping 59 matching lines @@
       shell()->web_contents()->GetSiteInstance());
   EXPECT_EQ(orig_site_instance, post_nav_site_instance);
   EXPECT_EQ("/nocontent", shell()->web_contents()->GetURL().path());
   EXPECT_EQ("/files/click-noreferrer-links.html",
             shell()->web_contents()->GetController().
                 GetLastCommittedEntry()->GetVirtualURL().path());
 
   // Renderer-initiated navigations should work.
   bool success = false;
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      shell()->web_contents()->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(clickNoRefLink());",
+      shell()->web_contents()->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(clickNoRefLink());",
       &success));
   EXPECT_TRUE(success);
 
   // Wait for the cross-site transition in the current tab to finish.
   WaitForLoadStop(shell()->web_contents());
 
   // Opens in same tab.
   EXPECT_EQ(1u, Shell::windows().size());
   EXPECT_EQ("/files/title2.html", shell()->web_contents()->GetURL().path());
 
@@ skipping 137 matching lines @@
   ASSERT_TRUE(GetFilePathWithHostAndPortReplacement(
       "files/click-noreferrer-links.html",
       https_server.host_port_pair(),
       &replacement_path));
   NavigateToURL(shell(), test_server()->GetURL(replacement_path));
 
   // Open a same-site link in a new widnow.
   ShellAddedObserver new_shell_observer;
   bool success = false;
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      shell()->web_contents()->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(clickSameSiteTargetedLink());",
+      shell()->web_contents()->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(clickSameSiteTargetedLink());",
       &success));
   EXPECT_TRUE(success);
   Shell* new_shell = new_shell_observer.GetShell();
 
   // Wait for the navigation in the new tab to finish, if it hasn't.
   WaitForLoadStop(new_shell->web_contents());
   EXPECT_EQ("/files/navigate_opener.html",
             new_shell->web_contents()->GetURL().path());
 
   RenderViewHost* rvh = new_shell->web_contents()->GetRenderViewHost();
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      rvh, L"",
-      L"window.domAutomationController.send("
-          L"document.webkitVisibilityState == 'visible');",
+      rvh,
+      "",
+      "window.domAutomationController.send("
+          "document.webkitVisibilityState == 'visible');",
       &success));
   EXPECT_TRUE(success);
 
   // Now navigate the new window to a different site. This should swap out the
   // tab's existing RenderView, causing it become hidden.
   NavigateToURL(new_shell, https_server.GetURL("files/title1.html"));
 
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      rvh, L"",
-      L"window.domAutomationController.send("
-          L"document.webkitVisibilityState == 'hidden');",
+      rvh,
+      "",
+      "window.domAutomationController.send("
+          "document.webkitVisibilityState == 'hidden');",
       &success));
   EXPECT_TRUE(success);
 
   // Going back should make the previously swapped-out view to become visible
   // again.
   {
     WindowedNotificationObserver back_nav_load_observer(
         NOTIFICATION_NAV_ENTRY_COMMITTED,
         Source<NavigationController>(
             &new_shell->web_contents()->GetController()));
     new_shell->web_contents()->GetController().GoBack();
     back_nav_load_observer.Wait();
   }
 
 
   EXPECT_EQ("/files/navigate_opener.html",
             new_shell->web_contents()->GetURL().path());
 
   EXPECT_EQ(rvh, new_shell->web_contents()->GetRenderViewHost());
 
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      rvh, L"",
-      L"window.domAutomationController.send("
-          L"document.webkitVisibilityState == 'visible');",
+      rvh,
+      "",
+      "window.domAutomationController.send("
+          "document.webkitVisibilityState == 'visible');",
       &success));
   EXPECT_TRUE(success);
 }
 
 // This class holds onto RenderViewHostObservers for as long as their observed
 // RenderViewHosts are alive. This allows us to confirm that all hosts have
 // properly been shutdown.
 class RenderViewHostObserverArray {
  public:
   ~RenderViewHostObserverArray() {
@@ skipping 148 matching lines @@
   frames = GetTree(opener_rvhm->current_host());
   EXPECT_TRUE(frames->GetList(kFrameTreeNodeSubtreeKey, &subtree));
   EXPECT_TRUE(subtree->GetSize() == 3);
 
   scoped_refptr<SiteInstance> orig_site_instance(
       opener_contents->GetSiteInstance());
   EXPECT_TRUE(orig_site_instance != NULL);
 
   ShellAddedObserver shell_observer1;
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      opener_contents->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(openWindow('1-3.html'));",
+      opener_contents->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(openWindow('1-3.html'));",
       &success));
   EXPECT_TRUE(success);
 
   Shell* shell1 = shell_observer1.GetShell();
   WebContents* contents1 = shell1->web_contents();
   WaitForLoadStop(contents1);
   RenderViewHostManager* rvhm1 = static_cast<WebContentsImpl*>(
       contents1)->GetRenderManagerForTesting();
   EXPECT_EQ("/files/frame_tree/1-3.html", contents1->GetURL().path());
 
   // Now navigate the new window to a different SiteInstance.
   NavigateToURL(shell1, https_server.GetURL("files/title1.html"));
   EXPECT_EQ("/files/title1.html", contents1->GetURL().path());
   scoped_refptr<SiteInstance> site_instance1(
       contents1->GetSiteInstance());
   EXPECT_NE(orig_site_instance, site_instance1);
 
   ShellAddedObserver shell_observer2;
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      opener_contents->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(openWindow('../title2.html'));",
+      opener_contents->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(openWindow('../title2.html'));",
       &success));
   EXPECT_TRUE(success);
 
   Shell* shell2 = shell_observer2.GetShell();
   WebContents* contents2 = shell2->web_contents();
   WaitForLoadStop(contents2);
   EXPECT_EQ("/files/title2.html", contents2->GetURL().path());
 
   // Navigate the second new window to a different SiteInstance as well.
   NavigateToURL(shell2, remote_frame);
@@ skipping 38 matching lines @@
       GetTree(opener_rvhm->GetSwappedOutRenderViewHost(site_instance2))));
 
   EXPECT_FALSE(CompareTrees(
       GetTree(opener_rvhm->current_host()), GetTree(rvhm1->current_host())));
   EXPECT_FALSE(CompareTrees(
       GetTree(opener_rvhm->current_host()), GetTree(rvhm2->current_host())));
 
   // Now let's ensure that using JS to add/remove frames results in proper
   // updates.
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      opener_contents->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(removeFrame());",
+      opener_contents->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(removeFrame());",
       &success));
   EXPECT_TRUE(success);
   frames = GetTree(opener_rvhm->current_host());
   EXPECT_TRUE(frames->GetList(kFrameTreeNodeSubtreeKey, &subtree));
   EXPECT_EQ(subtree->GetSize(), 2U);
 
   // Create a load observer for the iframe that will be created by the
   // JavaScript code we will execute.
   WindowedNotificationObserver load_observer(
       NOTIFICATION_LOAD_STOP,
       Source<NavigationController>(
               &opener_contents->GetController()));
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      opener_contents->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(addFrame());",
+      opener_contents->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(addFrame());",
       &success));
   EXPECT_TRUE(success);
   load_observer.Wait();
 
   frames = GetTree(opener_rvhm->current_host());
   EXPECT_TRUE(frames->GetList(kFrameTreeNodeSubtreeKey, &subtree));
   EXPECT_EQ(subtree->GetSize(), 3U);
 
   EXPECT_TRUE(CompareTrees(
       GetTree(opener_rvhm->current_host()),
@@ skipping 29 matching lines @@
                 test_server()->GetURL("files/remove_frame_on_unload.html"));
 
   // Get the original SiteInstance for later comparison.
   scoped_refptr<SiteInstance> orig_site_instance(
       shell()->web_contents()->GetSiteInstance());
 
   // Open a same-site page in a new window.
   ShellAddedObserver new_shell_observer;
   bool success = false;
   EXPECT_TRUE(ExecuteJavaScriptAndExtractBool(
-      shell()->web_contents()->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(openWindow());",
+      shell()->web_contents()->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(openWindow());",
       &success));
   EXPECT_TRUE(success);
   Shell* new_shell = new_shell_observer.GetShell();
 
   // Wait for the navigation in the new window to finish, if it hasn't.
   WaitForLoadStop(new_shell->web_contents());
   EXPECT_EQ("/files/title1.html",
             new_shell->web_contents()->GetURL().path());
 
   // Should have the same SiteInstance.
   EXPECT_EQ(orig_site_instance, new_shell->web_contents()->GetSiteInstance());
 
   // 2. Send the second tab to a different process.
   NavigateToURL(new_shell, https_server.GetURL("files/title1.html"));
   scoped_refptr<SiteInstance> new_site_instance(
       new_shell->web_contents()->GetSiteInstance());
   EXPECT_NE(orig_site_instance, new_site_instance);
 
   // 3. Send the first tab to the second tab's process.
   NavigateToURL(shell(), https_server.GetURL("files/title1.html"));
 
   // Make sure it ends up at the right page.
   WaitForLoadStop(shell()->web_contents());
   EXPECT_EQ(https_server.GetURL("files/title1.html"),
             shell()->web_contents()->GetURL());
   EXPECT_EQ(new_site_instance, shell()->web_contents()->GetSiteInstance());
 }
 
 }  // namespace content