Add support for new WebKit::WebFilterOperation construction API behind ifdef

ui/compositor/layer.cc

 // Copyright (c) 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 "ui/compositor/layer.h"
 
 #include <algorithm>
 
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
@@ skipping 179 matching lines @@
   return web_layer_.masksToBounds();
 }
 
 void Layer::SetOpacity(float opacity) {
   GetAnimator()->SetOpacity(opacity);
 }
 
 void Layer::SetBackgroundBlur(int blur_radius)
 {
   WebKit::WebFilterOperations filters;
-  if (blur_radius)
+  if (blur_radius) {
+#if WEBKIT_HAS_NEW_WEBFILTEROPERATION_API
+    filters.append(WebKit::WebFilterOperation::createBlurFilter(blur_radius));
+#else
     filters.append(WebKit::WebBlurFilterOperation(blur_radius));
+#endif
+  }
   web_layer_.setBackgroundFilters(filters);
 
   background_blur_radius_ = blur_radius;
 }
 
 float Layer::GetTargetOpacity() const {
   if (animator_.get() && animator_->IsAnimatingProperty(
       LayerAnimationElement::OPACITY))
     return animator_->GetTargetOpacity();
   return opacity_;
@@ skipping 400 matching lines @@
     return;
   unsigned int color = 0xFF000000;
   color |= web_layer_is_accelerated_ ? 0x0000FF00 : 0x00FF0000;
   bool opaque = fills_bounds_opaquely_ && (GetCombinedOpacity() == 1.f);
   if (!opaque)
     color |= 0xFF;
   web_layer_.setDebugBorderColor(color);
 }
 
 }  // namespace ui