Verify resource provider sync tokens before sending to parent.

cc/test/test_web_graphics_context_3d.h

 // Copyright 2013 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.
 
 #ifndef CC_TEST_TEST_WEB_GRAPHICS_CONTEXT_3D_H_
 #define CC_TEST_TEST_WEB_GRAPHICS_CONTEXT_3D_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 257 matching lines @@
                                                     GLsizei height,
                                                     GLenum internalformat,
                                                     GLenum usage);
 
   virtual void texImageIOSurface2DCHROMIUM(GLenum target,
                                            GLsizei width,
                                            GLsizei height,
                                            GLuint io_surface_id,
                                            GLuint plane) {}
 
-  virtual unsigned insertSyncPoint();
+  virtual GLuint insertSyncPoint();
+  virtual GLuint64 insertFenceSync();
+  virtual void genSyncToken(GLuint64 fence_sync, GLbyte* sync_token);
   virtual void waitSyncToken(const GLbyte* sync_token);
+  virtual void verifySyncTokens(GLbyte** sync_tokens, GLsizei count);
 
   const gpu::SyncToken& last_waited_sync_token() const {
     return last_waited_sync_token_;
   }
 
   const ContextProvider::Capabilities& test_capabilities() const {
     return test_capabilities_;
   }
 
   void set_context_lost(bool context_lost) { context_lost_ = context_lost; }
@@ skipping 185 matching lines @@
   unsigned current_framebuffer_;
   std::vector<TestWebGraphicsContext3D*> shared_contexts_;
   int max_texture_size_;
   bool reshape_called_;
   int width_;
   int height_;
   float scale_factor_;
   TestContextSupport* test_support_;
   gfx::Rect update_rect_;
   UpdateType last_update_type_;
-  unsigned next_insert_sync_point_;
+  GLuint64 next_insert_fence_sync_;
   gpu::SyncToken last_waited_sync_token_;
   int unpack_alignment_;
 
   unsigned bound_buffer_;
   TextureTargets texture_targets_;
 
   scoped_refptr<Namespace> namespace_;
   static Namespace* shared_namespace_;
 
   base::WeakPtrFactory<TestWebGraphicsContext3D> weak_ptr_factory_;
 };
 
 }  // namespace cc
 
 #endif  // CC_TEST_TEST_WEB_GRAPHICS_CONTEXT_3D_H_