allow pictures to have a full bounds

src/core/SkRecorder.h

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkRecorder_DEFINED
 #define SkRecorder_DEFINED
 
 #include "SkCanvas.h"
 #include "SkRecord.h"
 #include "SkRecords.h"
 #include "SkTDArray.h"
 
 // SkRecorder provides an SkCanvas interface for recording into an SkRecord.
 
 class SkRecorder : public SkCanvas {
 public:
     // Does not take ownership of the SkRecord.
-    SkRecorder(SkRecord*, int width, int height);
+    SkRecorder(SkRecord*, int width, int height);   // legacy version
+    SkRecorder(SkRecord*, const SkRect& bounds);
     virtual ~SkRecorder() SK_OVERRIDE;
 
     // return a (new or ref'd) data containing the array of pictures that were
     // snapped from our drawables.
     SkData* newDrawableSnapshot(SkBBHFactory*, uint32_t recordFlags);
 
     // Make SkRecorder forget entirely about its SkRecord*; all calls to SkRecorder will fail.
     void forgetRecord();
 
     void clear(SkColor) SK_OVERRIDE;
@@ skipping 110 matching lines @@
     }
 
     SkRecord* fRecord;
 
     int fSaveLayerCount;
     SkTDArray<SkBool8> fSaveIsSaveLayer;
     SkTDArray<SkCanvasDrawable*> fDrawableList;
 };
 
 #endif//SkRecorder_DEFINED