Cleanup GPU gamut transformation code

src/gpu/glsl/GrGLSLProgramDataManager.h

Index: src/gpu/glsl/GrGLSLProgramDataManager.h
diff --git a/src/gpu/glsl/GrGLSLProgramDataManager.h b/src/gpu/glsl/GrGLSLProgramDataManager.h
index 442a1e5bc678f740d57b3c1a0fcb9a7cdcdf1235..8d58fc8b9daef491dccad133554d400e639a804a 100644
--- a/src/gpu/glsl/GrGLSLProgramDataManager.h
+++ b/src/gpu/glsl/GrGLSLProgramDataManager.h
@@ -12,6 +12,7 @@
 #include "SkTypes.h"
 
 class SkMatrix;
+class SkMatrix44;
 
 /** Manages the resources used by a shader program.
  * The resources are objects the program uses to communicate with the
@@ -48,6 +49,9 @@ public:
     // convenience method for uploading a SkMatrix to a 3x3 matrix uniform
     void setSkMatrix(UniformHandle, const SkMatrix&) const;
 
+    // convenience method for uploading a SkMatrix44 to a 4x4 matrix uniform
+    void setSkMatrix44(UniformHandle, const SkMatrix44&) const;
+
     // for nvpr only
     GR_DEFINE_RESOURCE_HANDLE_CLASS(VaryingHandle);
     virtual void setPathFragmentInputTransform(VaryingHandle u, int components,