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

chrome/browser/ui/webui/bookmarks_ui_browsertest.cc

Index: chrome/browser/ui/webui/bookmarks_ui_browsertest.cc
diff --git a/chrome/browser/ui/webui/bookmarks_ui_browsertest.cc b/chrome/browser/ui/webui/bookmarks_ui_browsertest.cc
index 85cbf74c722ce690c24fd82f8b4eff2b3e559413..310fddd3522234de34426be1bcc1f9cc2b68e142 100644
--- a/chrome/browser/ui/webui/bookmarks_ui_browsertest.cc
+++ b/chrome/browser/ui/webui/bookmarks_ui_browsertest.cc
@@ -33,12 +33,16 @@ class BookmarksTest : public InProcessBrowserTest {
     GURL url;
     std::string out;
     ASSERT_TRUE(content::ExecuteJavaScriptAndExtractString(
-        tab->GetRenderViewHost(), L"",
-        L"domAutomationController.send(location.protocol)", &out));
+        tab->GetRenderViewHost(),
+        "",
+        "domAutomationController.send(location.protocol)",
+        &out));
     ASSERT_EQ("chrome-extension:", out);
     ASSERT_TRUE(content::ExecuteJavaScriptAndExtractString(
-        tab->GetRenderViewHost(), L"",
-        L"domAutomationController.send(location.pathname)", &out));
+        tab->GetRenderViewHost(),
+        "",
+        "domAutomationController.send(location.pathname)",
+        &out));
     ASSERT_EQ("/main.html", out);
   }
 };