Add infobar warning when accelerated 2d canvas is enabled.

chrome/browser/ui/browser_init.cc

 // Copyright (c) 2011 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 "chrome/browser/ui/browser_init.h"
 
 #include <algorithm>   // For max().
 
 #include "base/compiler_specific.h"
 #include "base/environment.h"
@@ skipping 1029 matching lines @@
     // it is closed.
     tab->AddInfoBar(new SessionCrashedInfoBarDelegate(tab));
   }
 }
 
 void BrowserInit::LaunchWithProfile::AddBadFlagsInfoBarIfNecessary(
     TabContents* tab) {
   // Unsupported flags for which to display a warning that "stability and
   // security will suffer".
   static const char* kBadFlags[] = {
+    // Warn when accelerated 2d canvas is enabled as its presence can
+    // affect stability and rendering correctness of certain pages.
+    // TODO(vangelis): Remove when accelerated 2d canvas is enabled by default.
+    switches::kEnableAccelerated2dCanvas,
     // These imply disabling the sandbox.
     switches::kSingleProcess,
     switches::kNoSandbox,
     switches::kInProcessWebGL,
     NULL
   };
 
   const char* bad_flag = NULL;
   for (const char** flag = kBadFlags; *flag; ++flag) {
     if (command_line_.HasSwitch(*flag)) {
@@ skipping 333 matching lines @@
     return false;
   automation->SetExpectedTabCount(expected_tabs);
 
   AutomationProviderList* list =
       g_browser_process->InitAutomationProviderList();
   DCHECK(list);
   list->AddProvider(automation);
 
   return true;
 }