Actually identify required saveLayers in SkGpuDevice::EXPERIMENTAL_drawPicture

include/gpu/GrClipData.h

Index: include/gpu/GrClipData.h
===================================================================
--- include/gpu/GrClipData.h	(revision 13968)
+++ include/gpu/GrClipData.h	(working copy)
@@ -9,8 +9,8 @@
 #define GrClip_DEFINED
 
 #include "SkClipStack.h"
+#include "GrSurface.h"
 
-class GrSurface;
 struct SkIRect;
 
 /**
@@ -48,6 +48,13 @@
 
     void getConservativeBounds(const GrSurface* surface,
                                SkIRect* devResult,
+                               bool* isIntersectionOfRects = NULL) const {
+        this->getConservativeBounds(surface->width(), surface->height(),
+                                    devResult, isIntersectionOfRects);
+    }
+
+    void getConservativeBounds(int width, int height,
+                               SkIRect* devResult,
                                bool* isIntersectionOfRects = NULL) const;
 };