Start hiding deprecated skia/ext/ functions

skia/ext/platform_device.h

 // 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.
 
 #ifndef SKIA_EXT_PLATFORM_DEVICE_H_
 #define SKIA_EXT_PLATFORM_DEVICE_H_
 
 #include "build/build_config.h"
 
 #if defined(OS_WIN)
@@ skipping 11 matching lines @@
 namespace skia {
 
 class PlatformDevice;
 class ScopedPlatformPaint;
 
 // The following routines provide accessor points for the functionality
 // exported by the various PlatformDevice ports.  
 // All calls to PlatformDevice::* should be routed through these 
 // helper functions.
 
-// Bind a PlatformDevice instance, |platform_device| to |device|.  Subsequent
-// calls to the functions exported below will forward the request to the
-// corresponding method on the bound PlatformDevice instance.    If no
-// PlatformDevice has been bound to the SkBaseDevice passed, then the 
-// routines are NOPS.
-SK_API void SetPlatformDevice(SkBaseDevice* device,
-                              PlatformDevice* platform_device);
+// DEPRECATED
+// Bind a PlatformDevice instance, |platform_device|, to |device|.
+SK_API void SetPlatformDevice(SkBaseDevice* device, PlatformDevice* platform_device);
+
+// DEPRECATED
+// Retrieve the previous argument to SetPlatformDevice().
 SK_API PlatformDevice* GetPlatformDevice(SkBaseDevice* device);
 
 // A SkBitmapDevice is basically a wrapper around SkBitmap that provides a 
 // surface for SkCanvas to draw into. PlatformDevice provides a surface 
 // Windows can also write to. It also provides functionality to play well 
 // with GDI drawing functions. This class is abstract and must be subclassed. 
 // It provides the basic interface to implement it either with or without 
 // a bitmap backend.
 //
 // PlatformDevice provides an interface which sub-classes of SkBaseDevice can 
@@ skipping 19 matching lines @@
   // only during one pass of rendering.
   virtual PlatformSurface BeginPlatformPaint(const SkMatrix& transform,
                                              const SkIRect& clip_bounds);
 
   friend class ScopedPlatformPaint;
 };
 
 }  // namespace skia
 
 #endif  // SKIA_EXT_PLATFORM_DEVICE_H_