Add WebKitPlatformSupport::createOffscreenGraphicsContext3D

webkit/support/test_webkit_platform_support.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 "webkit/support/test_webkit_platform_support.h"
 
 #include "base/file_util.h"
 #include "base/metrics/stats_counters.h"
 #include "base/path_service.h"
 #include "base/scoped_temp_dir.h"
@@ skipping 369 matching lines @@
       return new webkit::gpu::WebGraphicsContext3DInProcessImpl(
           gfx::kNullPluginWindow, NULL);
     case webkit_support::IN_PROCESS_COMMAND_BUFFER:
       return new webkit::gpu::WebGraphicsContext3DInProcessCommandBufferImpl();
     default:
       CHECK(false) << "Unknown GraphicsContext3D Implementation";
       return NULL;
   }
 }
 
+WebKit::WebGraphicsContext3D*
+TestWebKitPlatformSupport::createOffscreenGraphicsContext3D(
+    const WebKit::WebGraphicsContext3D::Attributes& attributes) {
+  scoped_ptr<WebKit::WebGraphicsContext3D> context;
+  switch (webkit_support::GetGraphicsContext3DImplementation()) {
+    case webkit_support::IN_PROCESS:
+      context.reset(new webkit::gpu::WebGraphicsContext3DInProcessImpl(
+          gfx::kNullPluginWindow, NULL));
+      break;
+    case webkit_support::IN_PROCESS_COMMAND_BUFFER:
+      context.reset(
+          new webkit::gpu::WebGraphicsContext3DInProcessCommandBufferImpl());
+      break;
+  }
+  if (!context->initialize(attributes, NULL, false))
+    return NULL;
+  return context.release();
+}
+
 double TestWebKitPlatformSupport::audioHardwareSampleRate() {
   return 44100.0;
 }
 
 size_t TestWebKitPlatformSupport::audioHardwareBufferSize() {
   return 128;
 }
 
 WebKit::WebAudioDevice* TestWebKitPlatformSupport::createAudioDevice(
     size_t bufferSize, unsigned numberOfChannels, double sampleRate,
@@ skipping 37 matching lines @@
     const webkit_glue::ResourceLoaderBridge::RequestInfo& request_info) {
   return SimpleResourceLoaderBridge::Create(request_info);
 }
 
 webkit_glue::WebSocketStreamHandleBridge*
 TestWebKitPlatformSupport::CreateWebSocketBridge(
     WebKit::WebSocketStreamHandle* handle,
     webkit_glue::WebSocketStreamHandleDelegate* delegate) {
   return SimpleSocketStreamBridge::Create(handle, delegate);
 }