Remove parts of //cc we aren't using

cc/test/fake_content_layer.cc

Index: cc/test/fake_content_layer.cc
diff --git a/cc/test/fake_content_layer.cc b/cc/test/fake_content_layer.cc
deleted file mode 100644
index a0a01eee7fb650074d1c2fe1176359a3d75586a8..0000000000000000000000000000000000000000
--- a/cc/test/fake_content_layer.cc
+++ /dev/null
@@ -1,64 +0,0 @@
-// Copyright 2012 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/test/fake_content_layer.h"
-
-#include "cc/resources/content_layer_updater.h"
-#include "cc/resources/prioritized_resource.h"
-#include "cc/test/fake_content_layer_impl.h"
-
-namespace cc {
-
-class FakeContentLayerUpdater : public ContentLayerUpdater {
- public:
-  using ContentLayerUpdater::paint_rect;
-
- private:
-  ~FakeContentLayerUpdater() override {}
-};
-
-FakeContentLayer::FakeContentLayer(ContentLayerClient* client)
-    : ContentLayer(client),
-      update_count_(0),
-      push_properties_count_(0),
-      output_surface_created_count_(0),
-      always_update_resources_(false) {
-  SetBounds(gfx::Size(1, 1));
-  SetIsDrawable(true);
-}
-
-FakeContentLayer::~FakeContentLayer() {}
-
-scoped_ptr<LayerImpl> FakeContentLayer::CreateLayerImpl(
-    LayerTreeImpl* tree_impl) {
-  return FakeContentLayerImpl::Create(tree_impl, layer_id_);
-}
-
-bool FakeContentLayer::Update(ResourceUpdateQueue* queue,
-                              const OcclusionTracker<Layer>* occlusion) {
-  bool updated = ContentLayer::Update(queue, occlusion);
-  update_count_++;
-  return updated || always_update_resources_;
-}
-
-gfx::Rect FakeContentLayer::LastPaintRect() const {
-  return (static_cast<FakeContentLayerUpdater*>(Updater()))->paint_rect();
-}
-
-void FakeContentLayer::PushPropertiesTo(LayerImpl* layer) {
-  ContentLayer::PushPropertiesTo(layer);
-  push_properties_count_++;
-}
-
-void FakeContentLayer::OnOutputSurfaceCreated() {
-  ContentLayer::OnOutputSurfaceCreated();
-  output_surface_created_count_++;
-}
-
-bool FakeContentLayer::HaveBackingAt(int i, int j) {
-  const PrioritizedResource* resource = ResourceAtForTesting(i, j);
-  return resource && resource->have_backing_texture();
-}
-
-}  // namespace cc