Send notification from GPU process to browser process of offscreen context creation and destruction…

content/common/webkitplatformsupport_impl.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 "base/command_line.h"
 #include "content/common/child_thread.h"
 #include "content/common/gpu/client/webgraphicscontext3d_command_buffer_impl.h"
 #include "content/common/socket_stream_dispatcher.h"
 #include "content/common/webkitplatformsupport_impl.h"
 #include "content/public/common/content_client.h"
@@ skipping 50 matching lines @@
     const WebGraphicsContext3D::Attributes& attributes) {
   if (g_context_factory)
     return g_context_factory();
   // The WebGraphicsContext3DInProcessImpl code path is used for
   // layout tests (though not through this code) as well as for
   // debugging and bringing up new ports.
   if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kInProcessWebGL)) {
     return webkit::gpu::WebGraphicsContext3DInProcessImpl::CreateForWebView(
             attributes, false);
   } else {
-    // Intentionally blank URL provided for offscreen contexts -- blank URLs are
-    // ignored in the GPU process for crash reporting.
     return WebGraphicsContext3DCommandBufferImpl::CreateOffscreenContext(
-        GetGpuChannelHostFactory(), attributes, GURL());
+        GetGpuChannelHostFactory(), attributes,
+        attributes.topDocumentURL);
   }
 }
 
 // static
 void WebKitPlatformSupportImpl::SetOffscreenContextFactoryForTest(
       OffscreenContextFactory factory) {
   g_context_factory = factory;
 }
 
 GpuChannelHostFactory* WebKitPlatformSupportImpl::GetGpuChannelHostFactory() {
   NOTREACHED();
   return NULL;
 }
 
 }  // namespace content