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

chrome/browser/extensions/extension_incognito_apitest.cc

Index: chrome/browser/extensions/extension_incognito_apitest.cc
diff --git a/chrome/browser/extensions/extension_incognito_apitest.cc b/chrome/browser/extensions/extension_incognito_apitest.cc
index 694c3c68e3130a7722370344a4c80aed74b39b8a..df2b4001e98cc4d6ffb003da2f5057fd29afb8f3 100644
--- a/chrome/browser/extensions/extension_incognito_apitest.cc
+++ b/chrome/browser/extensions/extension_incognito_apitest.cc
@@ -37,8 +37,9 @@ IN_PROC_BROWSER_TEST_F(ExtensionApiTest, IncognitoNoScript) {
   // Verify the script didn't run.
   bool result = false;
   ASSERT_TRUE(content::ExecuteJavaScriptAndExtractBool(
-      tab->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(document.title == 'Unmodified')",
+      tab->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(document.title == 'Unmodified')",
       &result));
   EXPECT_TRUE(result);
 }
@@ -72,8 +73,9 @@ IN_PROC_BROWSER_TEST_F(ExtensionApiTest, IncognitoYesScript) {
   // Verify the script ran.
   bool result = false;
   ASSERT_TRUE(content::ExecuteJavaScriptAndExtractBool(
-      tab->GetRenderViewHost(), L"",
-      L"window.domAutomationController.send(document.title == 'modified')",
+      tab->GetRenderViewHost(),
+      "",
+      "window.domAutomationController.send(document.title == 'modified')",
       &result));
   EXPECT_TRUE(result);
 }