Add support for 2x2 matrices

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
 
@@ skipping 43 matching lines @@
     void set1f(UniformHandle, float v0) const override;
     void set1fv(UniformHandle, int arrayCount, const float v[]) const override;
     void set2f(UniformHandle, float, float) const override;
     void set2fv(UniformHandle, int arrayCount, const float v[]) const override;
     void set3f(UniformHandle, float, float, float) const override;
     void set3fv(UniformHandle, int arrayCount, const float v[]) const override;
     void set4f(UniformHandle, float, float, float, float) const override;
     void set4fv(UniformHandle, int arrayCount, const float v[]) const override;
     // matrices are column-major, the first three upload a single matrix, the latter three upload
     // arrayCount matrices into a uniform array.
+    void setMatrix2f(UniformHandle, const float matrix[]) const override;
     void setMatrix3f(UniformHandle, const float matrix[]) const override;
     void setMatrix4f(UniformHandle, const float matrix[]) const override;
+    void setMatrix2fv(UniformHandle, int arrayCount, const float matrices[]) const override;
     void setMatrix3fv(UniformHandle, int arrayCount, const float matrices[]) const override;
     void setMatrix4fv(UniformHandle, int arrayCount, const float matrices[]) const override;
 
     // for nvpr only
     void setPathFragmentInputTransform(VaryingHandle u, int components,
                                        const SkMatrix& matrix) const override;
 
 private:
     enum {
         kUnusedUniform = -1,
@@ skipping 14 matching lines @@
     struct PathProcVarying {
         GrGLint     fLocation;
         SkDEBUGCODE(
             GrSLType    fType;
             int         fArrayCount;
         );
     };
 
     SkDEBUGCODE(void printUnused(const Uniform&) const;)
 
+    template<int N> inline void setMatrices(UniformHandle, int arrayCount,
+                                            const float matrices[]) const;
+
     SkTArray<Uniform, true> fUniforms;
     SkTArray<PathProcVarying, true> fPathProcVaryings;
     GrGLGpu* fGpu;
     GrGLuint fProgramID;
 
     typedef GrGLSLProgramDataManager INHERITED;
 };
 
 #endif