Remove parts of //cc we aren't using

cc/debug/unittest_only_benchmark.cc

Index: cc/debug/unittest_only_benchmark.cc
diff --git a/cc/debug/unittest_only_benchmark.cc b/cc/debug/unittest_only_benchmark.cc
deleted file mode 100644
index 2bd5be99d98f21bd159bcd16480dd1a69a1ae86d..0000000000000000000000000000000000000000
--- a/cc/debug/unittest_only_benchmark.cc
+++ /dev/null
@@ -1,67 +0,0 @@
-// Copyright 2013 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/unittest_only_benchmark.h"
-
-#include "base/bind.h"
-#include "base/message_loop/message_loop_proxy.h"
-#include "base/values.h"
-#include "cc/debug/unittest_only_benchmark_impl.h"
-
-namespace cc {
-
-UnittestOnlyBenchmark::UnittestOnlyBenchmark(scoped_ptr<base::Value> value,
-                                             const DoneCallback& callback)
-    : MicroBenchmark(callback),
-      create_impl_benchmark_(false),
-      weak_ptr_factory_(this) {
-  if (!value)
-    return;
-
-  base::DictionaryValue* settings = nullptr;
-  value->GetAsDictionary(&settings);
-  if (!settings)
-    return;
-
-  if (settings->HasKey("run_benchmark_impl"))
-    settings->GetBoolean("run_benchmark_impl", &create_impl_benchmark_);
-}
-
-UnittestOnlyBenchmark::~UnittestOnlyBenchmark() {
-  weak_ptr_factory_.InvalidateWeakPtrs();
-}
-
-void UnittestOnlyBenchmark::DidUpdateLayers(LayerTreeHost* host) {
-  NotifyDone(nullptr);
-}
-
-bool UnittestOnlyBenchmark::ProcessMessage(scoped_ptr<base::Value> value) {
-  base::DictionaryValue* message = nullptr;
-  value->GetAsDictionary(&message);
-  bool can_handle;
-  if (message->HasKey("can_handle")) {
-    message->GetBoolean("can_handle", &can_handle);
-    if (can_handle)
-      return true;
-  }
-  return false;
-}
-
-void UnittestOnlyBenchmark::RecordImplResults(scoped_ptr<base::Value> results) {
-  NotifyDone(results.Pass());
-}
-
-scoped_ptr<MicroBenchmarkImpl> UnittestOnlyBenchmark::CreateBenchmarkImpl(
-    scoped_refptr<base::MessageLoopProxy> origin_loop) {
-  if (!create_impl_benchmark_)
-    return make_scoped_ptr<MicroBenchmarkImpl>(nullptr);
-
-  return make_scoped_ptr(new UnittestOnlyBenchmarkImpl(
-      origin_loop,
-      nullptr,
-      base::Bind(&UnittestOnlyBenchmark::RecordImplResults,
-                 weak_ptr_factory_.GetWeakPtr())));
-}
-
-}  // namespace cc