Don't take a ref on GP in AutoEffectRestore.

include/gpu/GrGpuResource.h

Index: include/gpu/GrGpuResource.h
diff --git a/include/gpu/GrGpuResource.h b/include/gpu/GrGpuResource.h
index d117c42533e1841a0a8a737311749ff8ccd21671..c81e02261864d135bfd2d640a8804c09453fd2c1 100644
--- a/include/gpu/GrGpuResource.h
+++ b/include/gpu/GrGpuResource.h
@@ -172,8 +172,8 @@ public:
     const GrResourceKey& getScratchKey() const { return fScratchKey; }
 
     /**
-     * Gets an id that is unique for this GrCacheable object. It is static in that it does
-     * not change when the content of the GrCacheable object changes. This will never return
+     * Gets an id that is unique for this GrGpuResource object. It is static in that it does
+     * not change when the content of the GrGpuResource object changes. This will never return
      * 0.
      */
     uint32_t getUniqueID() const { return fUniqueID; }