Replace include with forward declarations....

skia/ext/bitmap_platform_device_data.h

 // Copyright (c) 2010 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 SKIA_EXT_BITMAP_PLATFORM_DEVICE_DATA_H_
 #define SKIA_EXT_BITMAP_PLATFORM_DEVICE_DATA_H_
 
 #include "skia/ext/bitmap_platform_device.h"
 
 namespace skia {
@@ skipping 25 matching lines @@
 #endif
 
 #if defined(WIN32)
   // Create/destroy hdc_, which is the memory DC for our bitmap data.
   HDC GetBitmapDC();
   void ReleaseBitmapDC();
   bool IsBitmapDCCreated() const;
 #endif
 
 #if defined(__APPLE__)
-  void ReleaseBitmapContext() {
-    SkASSERT(bitmap_context_);
-    CGContextRelease(bitmap_context_);
-    bitmap_context_ = NULL;
-  }
+  void ReleaseBitmapContext();
 #endif  // defined(__APPLE__)
 
   // Sets the transform and clip operations. This will not update the CGContext,
   // but will mark the config as dirty. The next call of LoadConfig will
   // pick up these changes.
   void SetMatrixClip(const SkMatrix& transform, const SkRegion& region);
 
   // Loads the current transform and clip into the context. Can be called even
   // when |bitmap_context_| is NULL (will be a NOP).
   void LoadConfig();
@@ skipping 36 matching lines @@
   SkRegion clip_region_;
 
   // Disallow copy & assign.
   BitmapPlatformDeviceData(const BitmapPlatformDeviceData&);
   BitmapPlatformDeviceData& operator=(const BitmapPlatformDeviceData&);
 };
 
 }  // namespace skia
 
 #endif  // SKIA_EXT_BITMAP_PLATFORM_DEVICE_DATA_H_