Delete CC.

cc/debug/frame_timing_tracker.cc

Index: cc/debug/frame_timing_tracker.cc
diff --git a/cc/debug/frame_timing_tracker.cc b/cc/debug/frame_timing_tracker.cc
deleted file mode 100644
index 009d298b3b8fd0fca605f6d90e4f5e0e6471ccb8..0000000000000000000000000000000000000000
--- a/cc/debug/frame_timing_tracker.cc
+++ /dev/null
@@ -1,59 +0,0 @@
-// Copyright 2015 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 "cc/debug/frame_timing_tracker.h"
-
-#include <algorithm>
-#include <limits>
-
-#include "base/metrics/histogram.h"
-#include "cc/trees/proxy.h"
-
-namespace cc {
-
-FrameTimingTracker::CompositeTimingEvent::CompositeTimingEvent(
-    int _frame_id,
-    base::TimeTicks _timestamp)
-    : frame_id(_frame_id), timestamp(_timestamp) {
-}
-
-FrameTimingTracker::CompositeTimingEvent::~CompositeTimingEvent() {
-}
-
-// static
-scoped_ptr<FrameTimingTracker> FrameTimingTracker::Create() {
-  return make_scoped_ptr(new FrameTimingTracker);
-}
-
-FrameTimingTracker::FrameTimingTracker() {
-}
-
-FrameTimingTracker::~FrameTimingTracker() {
-}
-
-void FrameTimingTracker::SaveTimeStamps(
-    base::TimeTicks timestamp,
-    const std::vector<FrameAndRectIds>& frame_ids) {
-  if (!composite_events_)
-    composite_events_.reset(new CompositeTimingSet);
-  for (const auto& pair : frame_ids)
-    (*composite_events_)[pair.second].push_back(
-        CompositeTimingEvent(pair.first, timestamp));
-}
-
-scoped_ptr<FrameTimingTracker::CompositeTimingSet>
-FrameTimingTracker::GroupCountsByRectId() {
-  if (!composite_events_)
-    return make_scoped_ptr(new CompositeTimingSet);
-  scoped_ptr<CompositeTimingSet> composite_info(new CompositeTimingSet);
-  for (auto& infos : *composite_events_)
-    std::sort(
-        infos.second.begin(), infos.second.end(),
-        [](const CompositeTimingEvent& lhs, const CompositeTimingEvent& rhs) {
-          return lhs.timestamp < rhs.timestamp;
-        });
-  return composite_events_.Pass();
-}
-
-}  // namespace cc