Increase the amount of debug information printed out by batches

src/gpu/batches/GrClearBatch.h

Index: src/gpu/batches/GrClearBatch.h
diff --git a/src/gpu/batches/GrClearBatch.h b/src/gpu/batches/GrClearBatch.h
index b973dab5579e5c5c096044b4416f1e66afe95f61..944485ca7eb935c303ccca618dcd68c809f90b7e 100644
--- a/src/gpu/batches/GrClearBatch.h
+++ b/src/gpu/batches/GrClearBatch.h
@@ -31,9 +31,9 @@ public:
 
     SkString dumpInfo() const override {
         SkString string;
-        string.printf("Color: 0x%08x, Rect [L: %d, T: %d, R: %d, B: %d], RT: 0x%p",
+        string.printf("Color: 0x%08x, Rect [L: %d, T: %d, R: %d, B: %d], RT: %d",
                       fColor, fRect.fLeft, fRect.fTop, fRect.fRight, fRect.fBottom,
-                      fRenderTarget.get());
+                      fRenderTarget.get()->getUniqueID());
         return string;
     }