only notify bitmaps that have been added to the cache

old code:
- calls=2677 hit-rate=3.51139%

new code:
- calls=94 hit-rate=97.8723%

BUG=skia:

Review URL: https://codereview.chromium.org/960563002

1 files changed, 1 insertions, 1 deletions

diff --git a/src/core/SkBitmapCache.h b/src/core/SkBitmapCache.h
index c54f96141c..de50aabe1e 100644
--- a/src/core/SkBitmapCache.h
+++ b/src/core/SkBitmapCache.h
@@ -50,7 +50,7 @@ public:
      * The width and the height of the provided subset must be the same as the result bitmap ones.
      * result must be marked isImmutable()
      */
-    static bool Add(uint32_t genID, const SkIRect& subset, const SkBitmap& result,
+    static bool Add(SkPixelRef*, const SkIRect& subset, const SkBitmap& result,
                     SkResourceCache* localCache = NULL);
 };