Remove parts of //cc we aren't using

cc/layers/nine_patch_layer.cc

Index: cc/layers/nine_patch_layer.cc
diff --git a/cc/layers/nine_patch_layer.cc b/cc/layers/nine_patch_layer.cc
deleted file mode 100644
index ad8f04dfeff8b632a532a3f6cd568edbb3f7b576..0000000000000000000000000000000000000000
--- a/cc/layers/nine_patch_layer.cc
+++ /dev/null
@@ -1,66 +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/layers/nine_patch_layer.h"
-
-#include "cc/layers/nine_patch_layer_impl.h"
-#include "cc/resources/prioritized_resource.h"
-#include "cc/resources/resource_update.h"
-#include "cc/resources/resource_update_queue.h"
-#include "cc/resources/scoped_ui_resource.h"
-#include "cc/resources/ui_resource_bitmap.h"
-#include "cc/trees/layer_tree_host.h"
-
-namespace cc {
-
-scoped_refptr<NinePatchLayer> NinePatchLayer::Create() {
-  return make_scoped_refptr(new NinePatchLayer());
-}
-
-NinePatchLayer::NinePatchLayer() : fill_center_(false) {}
-
-NinePatchLayer::~NinePatchLayer() {}
-
-scoped_ptr<LayerImpl> NinePatchLayer::CreateLayerImpl(
-    LayerTreeImpl* tree_impl) {
-  return NinePatchLayerImpl::Create(tree_impl, id());
-}
-
-void NinePatchLayer::SetBorder(const gfx::Rect& border) {
-  if (border == border_)
-    return;
-  border_ = border;
-  SetNeedsCommit();
-}
-
-void NinePatchLayer::SetAperture(const gfx::Rect& aperture) {
-  if (image_aperture_ == aperture)
-    return;
-
-  image_aperture_ = aperture;
-  SetNeedsCommit();
-}
-
-void NinePatchLayer::SetFillCenter(bool fill_center) {
-  if (fill_center_ == fill_center)
-    return;
-
-  fill_center_ = fill_center;
-  SetNeedsCommit();
-}
-
-void NinePatchLayer::PushPropertiesTo(LayerImpl* layer) {
-  UIResourceLayer::PushPropertiesTo(layer);
-  NinePatchLayerImpl* layer_impl = static_cast<NinePatchLayerImpl*>(layer);
-
-  if (!ui_resource_holder_) {
-    layer_impl->SetUIResourceId(0);
-  } else {
-    DCHECK(layer_tree_host());
-
-    layer_impl->SetLayout(image_aperture_, border_, fill_center_);
-  }
-}
-
-}  // namespace cc