stop using SkXfermode -- use SkBlendMode instead

ui/views/widget/root_view.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/views/widget/root_view.h"
 
 #include <algorithm>
 
 #include "base/logging.h"
 #include "base/macros.h"
@@ skipping 629 matching lines @@
     mouse_pressed_handler_ = NULL;
     mouse_move_handler_ = NULL;
     gesture_handler_ = NULL;
     event_dispatch_target_ = NULL;
     old_dispatch_target_ = NULL;
   }
 }
 
 void RootView::OnPaint(gfx::Canvas* canvas) {
   if (!layer() || !layer()->fills_bounds_opaquely())
-    canvas->DrawColor(SK_ColorBLACK, SkXfermode::kClear_Mode);
+    canvas->DrawColor(SK_ColorBLACK, SkBlendMode::kClear);
 
   View::OnPaint(canvas);
 }
 
 gfx::Vector2d RootView::CalculateOffsetToAncestorWithLayer(
     ui::Layer** layer_parent) {
   gfx::Vector2d offset(View::CalculateOffsetToAncestorWithLayer(layer_parent));
   if (!layer() && layer_parent)
     *layer_parent = widget_->GetLayer();
   return offset;
@@ skipping 96 matching lines @@
 
 #ifndef NDEBUG
   DCHECK(!event_dispatch_target_ || Contains(event_dispatch_target_));
 #endif
 
   return details;
 }
 
 }  // namespace internal
 }  // namespace views