Implement the Platform::sharedOffscreenGraphicsContext3D method.

webkit/support/test_webkit_platform_support.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 "webkit/support/test_webkit_platform_support.h"
 
 #include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/memory/scoped_handle.h"
 #include "base/metrics/stats_counters.h"
 #include "base/path_service.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
+#include "cc/context_provider.h"
 #include "cc/thread_impl.h"
 #include "media/base/media.h"
 #include "net/cookies/cookie_monster.h"
 #include "net/http/http_cache.h"
 #include "net/test/test_server.h"
 #include "third_party/WebKit/Source/Platform/chromium/public/WebAudioDevice.h"
 #include "third_party/WebKit/Source/Platform/chromium/public/WebData.h"
 #include "third_party/WebKit/Source/Platform/chromium/public/WebFileSystem.h"
 #include "third_party/WebKit/Source/Platform/chromium/public/WebGamepads.h"
 #include "third_party/WebKit/Source/Platform/chromium/public/WebStorageArea.h"
 #include "third_party/WebKit/Source/Platform/chromium/public/WebString.h"
 #include "third_party/WebKit/Source/Platform/chromium/public/WebURL.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebDatabase.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebKit.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebRuntimeFeatures.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebScriptController.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebSecurityPolicy.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebStorageEventDispatcher.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebStorageNamespace.h"
 #include "third_party/hyphen/hyphen.h"
 #include "v8/include/v8.h"
 #include "webkit/appcache/web_application_cache_host_impl.h"
 #include "webkit/compositor_bindings/web_compositor_support_impl.h"
 #include "webkit/compositor_bindings/web_layer_tree_view_impl_for_testing.h"
 #include "webkit/database/vfs_backend.h"
 #include "webkit/glue/simple_webmimeregistry_impl.h"
 #include "webkit/glue/webclipboard_impl.h"
 #include "webkit/glue/webkit_glue.h"
 #include "webkit/glue/webkitplatformsupport_impl.h"
+#include "webkit/gpu/test_context_provider_factory.h"
 #include "webkit/gpu/webgraphicscontext3d_in_process_command_buffer_impl.h"
 #include "webkit/gpu/webgraphicscontext3d_in_process_impl.h"
 #include "webkit/plugins/npapi/plugin_list.h"
 #include "webkit/support/gc_extension.h"
 #include "webkit/support/simple_database_system.h"
 #include "webkit/support/test_webmessageportchannel.h"
 #include "webkit/support/web_audio_device_mock.h"
 #include "webkit/support/web_gesture_curve_mock.h"
 #include "webkit/support/webkit_support.h"
 #include "webkit/support/weburl_loader_mock_factory.h"
@@ skipping 317 matching lines @@
               webkit::gpu::WebGraphicsContext3DInProcessCommandBufferImpl());
       if (!context->Initialize(attributes, NULL))
         return NULL;
       return context.release();
     }
   }
   NOTREACHED();
   return NULL;
 }
 
+WebKit::WebGraphicsContext3D*
+TestWebKitPlatformSupport::sharedOffscreenGraphicsContext3D() {
+  main_thread_contexts_ =
+      webkit::gpu::TestContextProviderFactory::GetInstance()->
+          OffscreenContextProviderForMainThread();
+  if (!main_thread_contexts_->InitializeOnMainThread())
+    return NULL;
+  if (!main_thread_contexts_->BindToCurrentThread())
+    return NULL;
+  return main_thread_contexts_->Context3d();
+}
+
+GrContext* TestWebKitPlatformSupport::sharedOffscreenGrContext() {
+  if (!main_thread_contexts_)
+    return NULL;
+  return main_thread_contexts_->GrContext();
+}
+
 bool TestWebKitPlatformSupport::canAccelerate2dCanvas() {
   // We supply an OS-MESA based context for accelarated 2d
   // canvas, which should always work.
   return true;
 }
 
 double TestWebKitPlatformSupport::audioHardwareSampleRate() {
   return 44100.0;
 }
 
@@ skipping 221 matching lines @@
   return view.release();
 }
 
 WebKit::WebLayerTreeView*
     TestWebKitPlatformSupport::createLayerTreeViewForTesting(
         TestViewType type) {
   DCHECK_EQ(TestViewTypeUnitTest, type);
   return createLayerTreeViewForTesting();
 }