Thread through a flag to force SkPicture::playback() when recording subpictures.

include/core/SkPictureRecorder.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 SkPictureRecorder_DEFINED
 #define SkPictureRecorder_DEFINED
 
@@ skipping 15 matching lines @@
 class SkRecorder;
 
 class SK_API SkPictureRecorder : SkNoncopyable {
 public:
     SkPictureRecorder();
     ~SkPictureRecorder();
 
     enum RecordFlags {
         // This flag indicates that, if some BHH is being computed, saveLayer
         // information should also be extracted at the same time.
-        kComputeSaveLayerInfo_RecordFlag = 0x01
+        kComputeSaveLayerInfo_RecordFlag = 0x01,
+
+        // If you call drawPicture() on the recording canvas, this flag forces
+        // that to use SkPicture::playback() immediately rather than (e.g.) reffing the picture.
+        kPlaybackDrawPicture_RecordFlag  = 0x02,
     };
 
     /** Returns the canvas that records the drawing commands.
         @param bounds the cull rect used when recording this picture. Any drawing the falls outside
                       of this rect is undefined, and may be drawn or it may not.
         @param bbhFactory factory to create desired acceleration structure
         @param recordFlags optional flags that control recording.
         @return the canvas.
     */
     SkCanvas* beginRecording(const SkRect& bounds,
@@ skipping 55 matching lines @@
     SkRect                        fCullRect;
     SkAutoTUnref<SkBBoxHierarchy> fBBH;
     SkAutoTUnref<SkRecorder>      fRecorder;
     SkAutoTUnref<SkRecord>        fRecord;
     SkMiniRecorder                fMiniRecorder;
 
     typedef SkNoncopyable INHERITED;
 };
 
 #endif