Integers can now be passed as uniforms

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 <cstdint>
+
 #include "glsl/GrGLSLProgramDataManager.h"
 
 #include "GrAllocator.h"
 #include "gl/GrGLSampler.h"
 #include "gl/GrGLTypes.h"
 #include "glsl/GrGLSLShaderVar.h"
 
 #include "SkTArray.h"
 
 class GrGLGpu;
@@ skipping 25 matching lines @@
 
     GrGLProgramDataManager(GrGLGpu*, GrGLuint programID, const UniformInfoArray&,
                            const VaryingInfoArray&);
 
 
     void setSamplers(const SkTArray<GrGLSampler>& samplers) const;
 
     /** Functions for uploading uniform values. The varities ending in v can be used to upload to an
     *  array of uniforms. arrayCount must be <= the array count of the uniform.
     */
+    void set1i(UniformHandle, int32_t) const override;
     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.
@@ skipping 40 matching lines @@
 
     SkTArray<Uniform, true> fUniforms;
     SkTArray<PathProcVarying, true> fPathProcVaryings;
     GrGLGpu* fGpu;
     GrGLuint fProgramID;
 
     typedef GrGLSLProgramDataManager INHERITED;
 };
 
 #endif