Remove SkImageRef and related functionality.

src/ports/SkGlobalInitialization_default.cpp

Index: src/ports/SkGlobalInitialization_default.cpp
diff --git a/src/ports/SkGlobalInitialization_default.cpp b/src/ports/SkGlobalInitialization_default.cpp
index d402c02e21e04dffa9f46d2cda7b0bf2aed03e3e..d2138d918457c933225d04411aac4569ef013c22 100644
--- a/src/ports/SkGlobalInitialization_default.cpp
+++ b/src/ports/SkGlobalInitialization_default.cpp
@@ -37,7 +37,6 @@
 #include "SkEmbossMaskFilter.h"
 #include "SkFlattenable.h"
 #include "SkGradientShader.h"
-#include "SkImages.h"
 #include "SkLayerDrawLooper.h"
 #include "SkLayerRasterizer.h"
 #include "SkLerpXfermode.h"
@@ -107,7 +106,6 @@ static void InitializeFlattenables(int*) {
     SkBlurMaskFilter::InitializeFlattenables();
     SkColorFilter::InitializeFlattenables();
     SkGradientShader::InitializeFlattenables();
-    SkImages::InitializeFlattenables();

[scroggo, 2014/01/07 16:01:05]

Please remove similar code in src/ports/SkImageDecoder_empty.cpp and
src/ports/src/ports/SkGlobalInitialization_chromium.cpp

     SkLightingImageFilter::InitializeFlattenables();
     SkTableColorFilter::InitializeFlattenables();
     SkXfermode::InitializeFlattenables();