Revert "Revert of Use the GrCacheable ID to eliminate the need for notifications to GrGpuGL when te…

src/gpu/GrBitmapTextContext.h

Index: src/gpu/GrBitmapTextContext.h
diff --git a/src/gpu/GrBitmapTextContext.h b/src/gpu/GrBitmapTextContext.h
index b9d5ce78d51ebfbba24833381081cc04b95f409f..2e8ba2ee80af87256551dbd4fa302383bc5d4e79 100644
--- a/src/gpu/GrBitmapTextContext.h
+++ b/src/gpu/GrBitmapTextContext.h
@@ -48,7 +48,7 @@ private:
     int32_t                     fMaxVertices;
     GrTexture*                  fCurrTexture;
     SkAutoTUnref<GrEffect>      fCachedEffect;

[robertphillips, 2014/07/22 18:15:46]

Shouldn't this be something like: 
// This is the unique ID of the GrTexture used in the
GrCustomCoordsTextureEffect cached in 'fCachedEffect' 
uint32_t fCachedEffectTextureUniqueID;

?

[bsalomon, 2014/07/22 18:48:45]

// Used to check whether fCachedEffect is still valid.

-    uint32_t                    fEffectTextureGenID;
+    uint32_t                    fEffectTextureUniqueID;
     int                         fCurrVertex;
     SkRect                      fVertexBounds;
 };