Update all callsites to use info for pixelrefs

src/lazy/SkCachingPixelRef.h

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkCachingPixelRef_DEFINED
 #define SkCachingPixelRef_DEFINED
 
@@ skipping 40 matching lines @@
     // SkOrderedWriteBuffer will check the encoded data and write that
     // instead.
     // Future implementations of SkFlattenableWriteBuffer will need to
     // special case for onRefEncodedData as well.
     SK_DECLARE_UNFLATTENABLE_OBJECT()
 
 private:
     SkImageGenerator* const fImageGenerator;
     bool                    fErrorInDecoding;
     void*                   fScaledCacheId;
-    const SkImageInfo       fInfo;
     const size_t            fRowBytes;
 
-    SkCachingPixelRef(SkImageGenerator* imageGenerator,
-                      const SkImageInfo& info,
-                      size_t rowBytes);
+    SkCachingPixelRef(const SkImageInfo&, SkImageGenerator*, size_t rowBytes);
+
     typedef SkPixelRef INHERITED;
 };
 
 #endif  // SkCachingPixelRef_DEFINED