Create GLSLUniformHandler class for gpu backend

src/gpu/gl/GrGLProgramDataManager.h

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrGLProgramDataManager_DEFINED
 #define GrGLProgramDataManager_DEFINED
 
 #include "glsl/GrGLSLProgramDataManager.h"
 
 #include "GrAllocator.h"
 #include "gl/GrGLTypes.h"
 #include "glsl/GrGLSLShaderVar.h"
 
 #include "SkTArray.h"
 
 class GrGLGpu;
 class SkMatrix;
 class GrGLProgram;
-class GrGLProgramBuilder;
 
 /** Manages the resources used by a shader program.
  * The resources are objects the program uses to communicate with the
  * application code.
  */
 class GrGLProgramDataManager : public GrGLSLProgramDataManager {
 public:
     struct UniformInfo {
         GrGLSLShaderVar fVariable;
         uint32_t        fVisibility;
@@ skipping 70 matching lines @@
 
     SkTArray<Uniform, true> fUniforms;
     SkTArray<PathProcVarying, true> fPathProcVaryings;
     GrGLGpu* fGpu;
     GrGLuint fProgramID;
 
     typedef GrGLSLProgramDataManager INHERITED;
 };
 
 #endif