Add the necessary plumbing mechanisms to ensure proper WebGL support inside the <browser> tag, whic…

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"
 #include "content/public/common/content_switches.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebView.h"
 #include "webkit/gpu/webgraphicscontext3d_in_process_impl.h"
 
 namespace content {
 
 WebKitPlatformSupportImpl::WebKitPlatformSupportImpl() {
 }
 
 WebKitPlatformSupportImpl::~WebKitPlatformSupportImpl() {
 }
 
@@ skipping 30 matching lines @@
 WebKitPlatformSupportImpl::CreateWebSocketBridge(
     WebKit::WebSocketStreamHandle* handle,
     webkit_glue::WebSocketStreamHandleDelegate* delegate) {
   SocketStreamDispatcher* dispatcher =
       ChildThread::current()->socket_stream_dispatcher();
   return dispatcher->CreateBridge(handle, delegate);
 }
 
 WebKit::WebGraphicsContext3D*
 WebKitPlatformSupportImpl::createOffscreenGraphicsContext3D(
-    const WebGraphicsContext3D::Attributes& attributes) {
+    const WebGraphicsContext3D::Attributes& attributes,
+    WebKit::WebView* webView) {
   // The WebGraphicsContext3DInProcessImpl code path is used for
   // layout tests (though not through this code) as well as for
   // debugging and bringing up new ports.
+
+  // The webView parameter is currently unsued by will be used by the
+  // <browser> plugin code, which is currently a separate patch.
+  (void) webView;
+
   if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kInProcessWebGL)) {
     return webkit::gpu::WebGraphicsContext3DInProcessImpl::CreateForWebView(
             attributes, false);
   } else {
     base::WeakPtr<WebGraphicsContext3DSwapBuffersClient> null_client;
     GpuChannelHostFactory* factory = GetGpuChannelHostFactory();
     if (!factory)
       return NULL;
     scoped_ptr<WebGraphicsContext3DCommandBufferImpl> context(
         new WebGraphicsContext3DCommandBufferImpl(
             0, GURL(), factory, null_client));
     if (!context->Initialize(
         attributes,
         false,
         CAUSE_FOR_GPU_LAUNCH_WEBGRAPHICSCONTEXT3DCOMMANDBUFFERIMPL_INITIALIZE))
       return NULL;
     return context.release();
   }
 }
 
 GpuChannelHostFactory* WebKitPlatformSupportImpl::GetGpuChannelHostFactory() {
   NOTREACHED();
   return NULL;
 }
 
 }  // namespace content