Android: Use virtualized context only for those with compatible config

ui/gl/gl_share_group.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 "ui/gl/gl_share_group.h"
 
 #include "base/logging.h"
 #include "build/build_config.h"
 #include "ui/gl/gl_context.h"
 
@@ skipping 19 matching lines @@
 
 void* GLShareGroup::GetHandle() {
   GLContext* context = GetContext();
   if (context)
     return context->GetHandle();
 
   return NULL;
 }
 
 GLContext* GLShareGroup::GetContext() {
-  for (ContextSet::iterator it = contexts_.begin();
-       it != contexts_.end();
-       ++it) {
-    if ((*it)->GetHandle())
-      return *it;
+  for (auto context : contexts_) {
+    if (context->GetHandle())
+      return context;
   }
 
   return NULL;
 }
 
 void GLShareGroup::SetSharedContext(GLContext* context) {
   DCHECK(contexts_.find(context) != contexts_.end());
   shared_context_ = context;
 }
 
 GLContext* GLShareGroup::GetSharedContext() {
   return shared_context_;
 }
 
 #if defined(OS_MACOSX)
 void GLShareGroup::SetRendererID(int renderer_id) {
   renderer_id_ = renderer_id;
 }
 
 int GLShareGroup::GetRendererID() {
   return renderer_id_;
 }
 #endif
 
 GLShareGroup::~GLShareGroup() {
 }
 
 }  // namespace gfx