Don't take a fake UGI every time we execute Javascript.

chrome/browser/ui/browser_browsertest.cc

Index: chrome/browser/ui/browser_browsertest.cc
diff --git a/chrome/browser/ui/browser_browsertest.cc b/chrome/browser/ui/browser_browsertest.cc
index b9df8659b6a8d0e841354f3f383964a5272d48d1..a98d5231f89b0414b3c1aefb3da7cacdb2c5aee4 100644
--- a/chrome/browser/ui/browser_browsertest.cc
+++ b/chrome/browser/ui/browser_browsertest.cc
@@ -796,13 +796,13 @@ IN_PROC_BROWSER_TEST_F(BrowserTest, CancelBeforeUnloadResetsURL) {
 // two beforeunload dialogs shown.
 IN_PROC_BROWSER_TEST_F(BrowserTest, MAYBE_SingleBeforeUnloadAfterWindowClose) {
   browser()->tab_strip_model()->GetActiveWebContents()->GetMainFrame()->
-      ExecuteJavaScript(ASCIIToUTF16(kOpenNewBeforeUnloadPage));
+      ExecuteJavaScriptForTests(ASCIIToUTF16(kOpenNewBeforeUnloadPage));
 
   // Close the new window with JavaScript, which should show a single
   // beforeunload dialog.  Then show another alert, to make it easy to verify
   // that a second beforeunload dialog isn't shown.
   browser()->tab_strip_model()->GetWebContentsAt(0)->GetMainFrame()->
-      ExecuteJavaScript(ASCIIToUTF16("w.close(); alert('bar');"));
+      ExecuteJavaScriptForTests(ASCIIToUTF16("w.close(); alert('bar');"));
   AppModalDialog* alert = ui_test_utils::WaitForAppModalDialog();
   alert->native_dialog()->AcceptAppModalDialog();
 
@@ -958,7 +958,8 @@ IN_PROC_BROWSER_TEST_F(BrowserTest, NullOpenerRedirectForksProcess) {
   content::WindowedNotificationObserver nav_observer(
       content::NOTIFICATION_NAV_ENTRY_COMMITTED,
       content::NotificationService::AllSources());
-  oldtab->GetMainFrame()->ExecuteJavaScript(ASCIIToUTF16(redirect_popup));
+  oldtab->GetMainFrame()->
+      ExecuteJavaScriptForTests(ASCIIToUTF16(redirect_popup));
 
   // Wait for popup window to appear and finish navigating.
   popup_observer.Wait();
@@ -991,7 +992,8 @@ IN_PROC_BROWSER_TEST_F(BrowserTest, NullOpenerRedirectForksProcess) {
   content::WindowedNotificationObserver nav_observer2(
       content::NOTIFICATION_NAV_ENTRY_COMMITTED,
       content::NotificationService::AllSources());
-  oldtab->GetMainFrame()->ExecuteJavaScript(ASCIIToUTF16(refresh_popup));
+  oldtab->GetMainFrame()->
+      ExecuteJavaScriptForTests(ASCIIToUTF16(refresh_popup));
 
   // Wait for popup window to appear and finish navigating.
   popup_observer2.Wait();
@@ -1044,7 +1046,8 @@ IN_PROC_BROWSER_TEST_F(BrowserTest, OtherRedirectsDontForkProcess) {
   content::WindowedNotificationObserver nav_observer(
       content::NOTIFICATION_NAV_ENTRY_COMMITTED,
       content::NotificationService::AllSources());
-  oldtab->GetMainFrame()->ExecuteJavaScript(ASCIIToUTF16(dont_fork_popup));
+  oldtab->GetMainFrame()->
+      ExecuteJavaScriptForTests(ASCIIToUTF16(dont_fork_popup));
 
   // Wait for popup window to appear and finish navigating.
   popup_observer.Wait();
@@ -1070,7 +1073,7 @@ IN_PROC_BROWSER_TEST_F(BrowserTest, OtherRedirectsDontForkProcess) {
   content::WindowedNotificationObserver nav_observer2(
         content::NOTIFICATION_NAV_ENTRY_COMMITTED,
         content::NotificationService::AllSources());
-  oldtab->GetMainFrame()->ExecuteJavaScript(ASCIIToUTF16(navigate_str));
+  oldtab->GetMainFrame()->ExecuteJavaScriptForTests(ASCIIToUTF16(navigate_str));
   nav_observer2.Wait();
   ASSERT_TRUE(oldtab->GetController().GetLastCommittedEntry());
   EXPECT_EQ(https_url.spec(),