cc: Implement shared worker contexts. (v1)

android_webview/browser/aw_render_thread_context_provider.cc

 // Copyright 2015 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 "android_webview/browser/aw_render_thread_context_provider.h"
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/lazy_instance.h"
 #include "base/trace_event/trace_event.h"
@@ skipping 181 matching lines @@
   if (destroyed_)
     return;
   destroyed_ = true;
 
   if (!lost_context_callback_.is_null())
     base::ResetAndReturn(&lost_context_callback_).Run();
   if (gr_context_)
     gr_context_->abandonContext();
 }
 
+bool AwRenderThreadContextProvider::HasBeenDestroyed() {
+  DCHECK(main_thread_checker_.CalledOnValidThread());
+  return destroyed_;
+}
+
 }  // namespace android_webview