Fixing SkPicture command pattern optimizations to make them work correctly with bounding box hierar…

src/core/SkBBoxHierarchyRecord.h

Index: src/core/SkBBoxHierarchyRecord.h
===================================================================
--- src/core/SkBBoxHierarchyRecord.h	(revision 8135)
+++ src/core/SkBBoxHierarchyRecord.h	(working copy)
@@ -9,13 +9,14 @@
 #ifndef SkRTreeCanvas_DEFINED
 #define SkRTreeCanvas_DEFINED
 
+#include "SkBBoxHierarchy.h"
 #include "SkBBoxRecord.h"
 
 /**
  * This records bounding box information into an SkBBoxHierarchy, and clip/transform information
  * into an SkPictureStateTree to allow for efficient culling and correct playback of draws.
  */
-class SkBBoxHierarchyRecord : public SkBBoxRecord {
+class SkBBoxHierarchyRecord : public SkBBoxRecord, public SkBBoxHierarchyClient {
 public:
     /** This will take a ref of h */
     SkBBoxHierarchyRecord(uint32_t recordFlags, SkBBoxHierarchy* h,
@@ -47,6 +48,9 @@
                            SkRegion::Op op = SkRegion::kIntersect_Op,
                            bool doAntiAlias = false) SK_OVERRIDE;
 
+    // Implementation of the SkBBoxHierarchyClient interface
+    virtual bool shouldRewind(void* data) SK_OVERRIDE;
+
 private:
     typedef SkBBoxRecord INHERITED;
 };