Index: cc/trees/single_thread_proxy.cc |
diff --git a/cc/trees/single_thread_proxy.cc b/cc/trees/single_thread_proxy.cc |
index eeae9b6caf8a2314eff0c5b06a1a0e636cce4da3..4d79dfc8fc14be1fbe5a55ec90f245077dc0f258 100644 |
--- a/cc/trees/single_thread_proxy.cc |
+++ b/cc/trees/single_thread_proxy.cc |
@@ -623,6 +623,13 @@ void SingleThreadProxy::SendBeginMainFrameNotExpectedSoon() { |
layer_tree_host_->BeginMainFrameNotExpectedSoon(); |
} |
+int SingleThreadProxy::SyncTreeSourceFrameNumber() { |
+ if (layer_tree_host_impl_ && layer_tree_host_impl_->pending_tree()) |
+ return layer_tree_host_impl_->pending_tree()->source_frame_number(); |
+ else |
+ return 0; |
+} |
+ |
void SingleThreadProxy::BeginMainFrame(const BeginFrameArgs& begin_frame_args) { |
if (scheduler_on_impl_thread_) { |
scheduler_on_impl_thread_->NotifyBeginMainFrameStarted( |