GrTexture can now create its own cache key

http://codereview.appspot.com/6269047/



git-svn-id: http://skia.googlecode.com/svn/trunk@4148 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/gpu/SkGrTexturePixelRef.cpp b/src/gpu/SkGrTexturePixelRef.cpp
index c81e9c0..485d572 100644
--- a/src/gpu/SkGrTexturePixelRef.cpp
+++ b/src/gpu/SkGrTexturePixelRef.cpp
@@ -62,7 +62,7 @@
     desc.fWidth  = texture->width();
     desc.fHeight = texture->height();
     desc.fFlags = kRenderTarget_GrTextureFlagBit | kNoStencil_GrTextureFlagBit;
-    desc.fConfig = SkGr::BitmapConfig2PixelConfig(dstConfig, false);
+    desc.fConfig = SkGr::BitmapConfig2PixelConfig(dstConfig);
     desc.fSampleCnt = 0;
 
     GrTexture* dst = context->createUncachedTexture(desc, NULL, 0);