Mac: Kill lots of AcceleratedWidget code (with fire)

ui/views/widget/native_widget_mac_unittest.mm

 // 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.
 
 #import "ui/views/widget/native_widget_mac.h"
 
 #import <Cocoa/Cocoa.h>
 
 #import "base/mac/foundation_util.h"
 #import "base/mac/scoped_nsobject.h"
@@ skipping 47 matching lines @@
 // BridgedNativeWidget friend to access private members.
 class BridgedNativeWidgetTestApi {
  public:
   explicit BridgedNativeWidgetTestApi(NSWindow* window) {
     bridge_ = NativeWidgetMac::GetBridgeForNativeWindow(window);
   }
 
   // Simulate a frame swap from the compositor. Assumes scale factor of 1.0f.
   void SimulateFrameSwap(const gfx::Size& size) {
     const float kScaleFactor = 1.0f;
-    SkBitmap bitmap;
-    bitmap.allocN32Pixels(size.width(), size.height());
-    SkCanvas canvas(bitmap);
-    bridge_->compositor_widget_->GotSoftwareFrame(kScaleFactor, &canvas);
+    bridge_->compositor_widget_->GotIOSurfaceFrame(
+        base::ScopedCFTypeRef<IOSurfaceRef>(), size, kScaleFactor, false);
     std::vector<ui::LatencyInfo> latency_info;
     bridge_->AcceleratedWidgetSwapCompleted(latency_info);
   }
 
  private:
   BridgedNativeWidget* bridge_;
 
   DISALLOW_COPY_AND_ASSIGN(BridgedNativeWidgetTestApi);
 };
 
@@ skipping 1021 matching lines @@
 @implementation NativeWidgetMacTestWindow
 
 @synthesize invalidateShadowCount = invalidateShadowCount_;
 
 - (void)invalidateShadow {
   ++invalidateShadowCount_;
   [super invalidateShadow];
 }
 
 @end