Convert BBH APIs to use SkRect.

src/core/SkTileGrid.h

Index: src/core/SkTileGrid.h
diff --git a/src/core/SkTileGrid.h b/src/core/SkTileGrid.h
index 41463310b696fa654c68929cc194c7c90f5a65e7..1e34a61d522b1459988b86c3915ec5a17052f15e 100644
--- a/src/core/SkTileGrid.h
+++ b/src/core/SkTileGrid.h
@@ -28,7 +28,7 @@ public:
      * @param bounds The bounding box, should not be empty.
      * @param defer  Ignored; SkTileGrid does not defer insertions.
      */
-    virtual void insert(void* data, const SkIRect& bounds, bool) SK_OVERRIDE;
+    virtual void insert(void* data, const SkRect& bounds, bool) SK_OVERRIDE;
 
     virtual void flushDeferredInserts() SK_OVERRIDE {};
 
@@ -36,7 +36,7 @@ public:
      * Populate 'results' with data pointers corresponding to bounding boxes that intersect 'query'.
      * This will be fastest if the query is an exact match to a single grid tile.
      */
-    virtual void search(const SkIRect& query, SkTDArray<void*>* results) const SK_OVERRIDE;
+    virtual void search(const SkRect& query, SkTDArray<void*>* results) const SK_OVERRIDE;
 
     virtual void clear() SK_OVERRIDE;