Refactor read and write buffers.

include/core/SkDrawLooper.h

 
 /*
  * Copyright 2011 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #ifndef SkDrawLooper_DEFINED
@@ skipping 50 matching lines @@
      */
     virtual bool canComputeFastBounds(const SkPaint& paint);
     virtual void computeFastBounds(const SkPaint& paint,
                                    const SkRect& src, SkRect* dst);
 
     SkDEVCODE(virtual void toString(SkString* str) const = 0;)
     SK_DEFINE_FLATTENABLE_TYPE(SkDrawLooper)
 
 protected:
     SkDrawLooper() {}
-    SkDrawLooper(SkFlattenableReadBuffer& buffer) : INHERITED(buffer) {}
+    SkDrawLooper(SkReadBuffer& buffer) : INHERITED(buffer) {}
 
 private:
     typedef SkFlattenable INHERITED;
 };
 
 #endif