1 files changed, 15 insertions, 0 deletions
diff --git a/cc/scheduler/begin_frame_source.cc b/cc/scheduler/begin_frame_source.cc
index 17b4a26..d96ef4e 100644
--- a/cc/scheduler/begin_frame_source.cc
+++ b/cc/scheduler/begin_frame_source.cc
@@ -53,6 +53,7 @@ void BeginFrameObserverBase::AsValueInto(
 BeginFrameSourceBase::BeginFrameSourceBase()
     : observer_(NULL),
       needs_begin_frames_(false),
+      paused_(false),
       inside_as_value_into_(false) {
   DCHECK(!observer_);
   DCHECK_EQ(inside_as_value_into_, false);
@@ -82,6 +83,8 @@ void BeginFrameSourceBase::AddObserver(BeginFrameObserver* obs) {
                obs);
   DCHECK(!observer_);
   observer_ = obs;
+  if (observer_)
+    return observer_->OnBeginFrameSourcePausedChanged(paused_);
 }
 
 void BeginFrameSourceBase::RemoveObserver(BeginFrameObserver* obs) {
@@ -105,6 +108,14 @@ void BeginFrameSourceBase::CallOnBeginFrame(const BeginFrameArgs& args) {
   }
 }
 
+void BeginFrameSourceBase::SetBeginFrameSourcePaused(bool paused) {
+  if (paused_ == paused)
+    return;
+  paused_ = paused;
+  if (observer_)
+    return observer_->OnBeginFrameSourcePausedChanged(paused_);
+}
+
 // Tracing support
 void BeginFrameSourceBase::AsValueInto(
     base::trace_event::TracedValue* dict) const {
@@ -381,6 +392,10 @@ const BeginFrameArgs BeginFrameSourceMultiplexer::LastUsedBeginFrameArgs()
     return BeginFrameArgs();
 }
 
+void BeginFrameSourceMultiplexer::OnBeginFrameSourcePausedChanged(bool paused) {
+  BeginFrameSourceBase::SetBeginFrameSourcePaused(paused);
+}
+
 // BeginFrameSource support
 void BeginFrameSourceMultiplexer::OnNeedsBeginFramesChange(
     bool needs_begin_frames) {