Strip old backend recording down to essentials

include/core/SkPictureRecorder.h

Index: include/core/SkPictureRecorder.h
diff --git a/include/core/SkPictureRecorder.h b/include/core/SkPictureRecorder.h
index 7951e5d3967c5c4812fdb6475579ce9c261b59ca..8f3afb3a76d6f60fe5570e3b9cc1a9aa903b9e56 100644
--- a/include/core/SkPictureRecorder.h
+++ b/include/core/SkPictureRecorder.h
@@ -72,14 +72,6 @@ public:
     */
     SkPicture* endRecording();
 
-    /** Enable/disable all the picture recording optimizations (i.e.,
-        those in SkPictureRecord). It is mainly intended for testing the
-        existing optimizations (i.e., to actually have the pattern
-        appear in an .skp we have to disable the optimization). Call right
-        after 'beginRecording'.
-    */
-    void internalOnly_EnableOpts(bool enableOpts);
-
 private:
     void reset();