Converted video frame and image callbacks to use new sync tokens.

cc/resources/video_resource_updater.cc

Index: cc/resources/video_resource_updater.cc
diff --git a/cc/resources/video_resource_updater.cc b/cc/resources/video_resource_updater.cc
index fd3221258de64ece6c64980a144eb95a29f424db..033597f7dde4ea6c00ad9d0e4e5c2ff82a126126 100644
--- a/cc/resources/video_resource_updater.cc
+++ b/cc/resources/video_resource_updater.cc
@@ -75,13 +75,14 @@ class SyncTokenClientImpl : public media::VideoFrame::SyncTokenClient {
                       const gpu::SyncToken& sync_token)
       : gl_(gl), sync_token_(sync_token) {}
   ~SyncTokenClientImpl() override {}
-  uint32 InsertSyncPoint() override {
+  void GenerateSyncToken(gpu::SyncToken* sync_token) override {
     if (sync_token_.HasData()) {
-      DCHECK_EQ(gpu::CommandBufferNamespace::OLD_SYNC_POINTS,
-                sync_token_.namespace_id());
-      return static_cast<uint32>(sync_token_.release_count());
+      *sync_token = sync_token_;
+    } else {
+      const uint64_t fence_sync = gl_->InsertFenceSyncCHROMIUM();
+      gl_->Flush();

[piman, 2015/11/05 00:04:36]

ShallowFlushCHROMIUM instead off Flush:
- it doesn't imply a glFlush command, just kicking the work to the GPU process,
which is enough here
- InsertSyncPointCHROMIUM did not include a glFlush command.

[David Yen, 2015/11/05 00:34:27]

Done.

+      gl_->GenSyncTokenCHROMIUM(fence_sync, sync_token->GetData());
     }
-    return gl_->InsertSyncPointCHROMIUM();
   }
   void WaitSyncToken(const gpu::SyncToken& sync_token) override {
     if (sync_token.HasData()) {