Remove unused class WebNinePatchLayerImpl.

cc/blink/web_nine_patch_layer_impl.cc

-// 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 "cc/blink/web_nine_patch_layer_impl.h"
-
-#include "base/command_line.h"
-#include "cc/base/switches.h"
-#include "cc/blink/web_layer_impl.h"
-#include "cc/blink/web_layer_impl_fixed_bounds.h"
-#include "cc/layers/nine_patch_layer.h"
-#include "cc/layers/picture_image_layer.h"
-
-namespace cc_blink {
-
-WebNinePatchLayerImpl::WebNinePatchLayerImpl() {
-  layer_.reset(new WebLayerImpl(
-      cc::NinePatchLayer::Create(WebLayerImpl::LayerSettings())));
-}
-
-WebNinePatchLayerImpl::~WebNinePatchLayerImpl() {
-}
-
-blink::WebLayer* WebNinePatchLayerImpl::layer() {
-  return layer_.get();
-}
-
-void WebNinePatchLayerImpl::setBitmap(const SkBitmap& bitmap) {
-  cc::NinePatchLayer* nine_patch =
-      static_cast<cc::NinePatchLayer*>(layer_->layer());
-  nine_patch->SetBitmap(bitmap);
-}
-
-void WebNinePatchLayerImpl::setAperture(const blink::WebRect& aperture) {
-  cc::NinePatchLayer* nine_patch =
-      static_cast<cc::NinePatchLayer*>(layer_->layer());
-  nine_patch->SetAperture(gfx::Rect(aperture));
-}
-
-void WebNinePatchLayerImpl::setBorder(const blink::WebRect& border) {
-  cc::NinePatchLayer* nine_patch =
-      static_cast<cc::NinePatchLayer*>(layer_->layer());
-  nine_patch->SetBorder(gfx::Rect(border));
-}
-
-}  // namespace cc_blink