Cache the GdkSkia object in PlatformContextSkia so that we aren't creating

base/gfx/platform_canvas_linux.h

 // Copyright (c) 2006-2008 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.
 
 #ifndef BASE_GFX_PLATFORM_CANVAS_LINUX_H_
 #define BASE_GFX_PLATFORM_CANVAS_LINUX_H_
 
 #include "base/gfx/platform_device_linux.h"
 #include "base/basictypes.h"
 
-#import "SkCanvas.h"
-
 namespace gfx {
 
 // This class is a specialization of the regular SkCanvas that is designed to
 // work with a gfx::PlatformDevice to manage platform-specific drawing. It
 // allows using both Skia operations and platform-specific operations.
 class PlatformCanvasLinux : public SkCanvas {
  public:
   // Set is_opaque if you are going to erase the bitmap and not use
   // tranparency: this will enable some optimizations.  The shared_section
   // parameter is passed to gfx::PlatformDevice::create.  See it for details.
@@ skipping 21 matching lines @@
   // Creates a device store for use by the canvas. By default, it creates a
   // BitmapPlatformDevice object. Can be overridden to change the object type.
   virtual SkDevice* createPlatformDevice(int width, int height, bool is_opaque);
 
   DISALLOW_COPY_AND_ASSIGN(PlatformCanvasLinux);
 };
 
 }  // namespace gfx
 
 #endif  // BASE_GFX_PLATFORM_CANVAS_MAC_H_