sync compositor: Remove begin frame source

content/renderer/android/synchronous_compositor_external_begin_frame_source.cc

Index: content/renderer/android/synchronous_compositor_external_begin_frame_source.cc
diff --git a/content/renderer/android/synchronous_compositor_external_begin_frame_source.cc b/content/renderer/android/synchronous_compositor_external_begin_frame_source.cc
deleted file mode 100644
index 7bb1dc8f72766b7cd80aa24b8c595003a93934e8..0000000000000000000000000000000000000000
--- a/content/renderer/android/synchronous_compositor_external_begin_frame_source.cc
+++ /dev/null
@@ -1,79 +0,0 @@
-// Copyright 2014 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 "content/renderer/android/synchronous_compositor_external_begin_frame_source.h"
-
-#include "cc/output/begin_frame_args.h"
-#include "content/renderer/android/synchronous_compositor_registry.h"
-
-namespace content {
-
-SynchronousCompositorExternalBeginFrameSource::
-    SynchronousCompositorExternalBeginFrameSource(
-        int routing_id,
-        SynchronousCompositorRegistry* registry)
-    : routing_id_(routing_id),
-      registry_(registry),
-      registered_(false),
-      client_(nullptr) {
-  thread_checker_.DetachFromThread();
-}
-
-SynchronousCompositorExternalBeginFrameSource::
-    ~SynchronousCompositorExternalBeginFrameSource() {
-  DCHECK(CalledOnValidThread());
-
-  if (registered_) {
-    registry_->UnregisterBeginFrameSource(routing_id_, this);
-  }
-  DCHECK(!client_);
-}
-
-void SynchronousCompositorExternalBeginFrameSource::BeginFrame(
-    const cc::BeginFrameArgs& args) {
-  DCHECK(CalledOnValidThread());
-  CallOnBeginFrame(args);
-}
-
-void SynchronousCompositorExternalBeginFrameSource::SetClient(
-    SynchronousCompositorExternalBeginFrameSourceClient* client) {
-  DCHECK(CalledOnValidThread());
-  if (client_ == client)
-    return;
-
-  if (client_)
-    client_->OnNeedsBeginFramesChange(false);
-
-  client_ = client;
-
-  if (client_)
-    client_->OnNeedsBeginFramesChange(needs_begin_frames());
-
-  // State without client is paused, and default client state is not paused.
-  SetBeginFrameSourcePaused(!client_);
-}
-
-void SynchronousCompositorExternalBeginFrameSource::OnNeedsBeginFramesChanged(
-    bool needs_begin_frames) {
-  DCHECK(CalledOnValidThread());
-  if (client_)
-    client_->OnNeedsBeginFramesChange(needs_begin_frames);
-}
-
-void SynchronousCompositorExternalBeginFrameSource::AddObserver(
-    cc::BeginFrameObserver* obs) {
-  DCHECK(CalledOnValidThread());
-  BeginFrameSourceBase::AddObserver(obs);
-  if (registered_)
-    return;
-  registry_->RegisterBeginFrameSource(routing_id_, this);
-  registered_ = true;
-}
-
-bool
-SynchronousCompositorExternalBeginFrameSource::CalledOnValidThread() const {
-  return thread_checker_.CalledOnValidThread();
-}
-
-}  // namespace content