Rewrite SkTRegistry to take any trivially-copyable type.

include/core/SkImageEncoder.h

 
 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #ifndef SkImageEncoder_DEFINED
 #define SkImageEncoder_DEFINED
 
 #include "SkTypes.h"
+#include "SkTRegistry.h"
 
 class SkBitmap;
 class SkData;
 class SkWStream;
 
 class SkImageEncoder {
 public:
     enum Type {
         kUnknown_Type,
         kBMP_Type,
@@ skipping 68 matching lines @@
 // not all of these will be available
 /** An ARGBImageEncoder will always write out
  *  bitmap.width() * bitmap.height() * 4
  *  bytes.
  */
 DECLARE_ENCODER_CREATOR(ARGBImageEncoder);
 DECLARE_ENCODER_CREATOR(JPEGImageEncoder);
 DECLARE_ENCODER_CREATOR(PNGImageEncoder);
 DECLARE_ENCODER_CREATOR(WEBPImageEncoder);
 
+// Typedef to make registering encoder callback easier
+// This has to be defined outside SkImageEncoder. :(
+typedef SkTRegistry<SkImageEncoder*(*)(SkImageEncoder::Type)> SkImageEncoder_EncodeReg;
 #endif