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, 2 deletions

diff --git a/src/lazy/SkCachingPixelRef.cpp b/src/lazy/SkCachingPixelRef.cpp
index 570fc6fbd7..dc53a5d6c7 100644
--- a/src/lazy/SkCachingPixelRef.cpp
+++ b/src/lazy/SkCachingPixelRef.cpp
@@ -63,8 +63,7 @@ bool SkCachingPixelRef::onNewLockPixels(LockRec* rec) {
                 return false;
         }
         fLockedBitmap.setImmutable();
-        SkBitmapCache::Add(
-                this->getGenerationID(), info.bounds(), fLockedBitmap);
+        SkBitmapCache::Add(this, info.bounds(), fLockedBitmap);
     }
 
     // Now bitmap should contain a concrete PixelRef of the decoded image.