Make GrGLSLProgramBuilder base class for ProgramBuilder

src/gpu/gl/GrGLPrimitiveProcessor.cpp

Index: src/gpu/gl/GrGLPrimitiveProcessor.cpp
diff --git a/src/gpu/gl/GrGLPrimitiveProcessor.cpp b/src/gpu/gl/GrGLPrimitiveProcessor.cpp
index 6dd112cbe9c34afd6e911bcd201c802743a9982e..35fa23531219d2fe38dcb0f78140d1eb2ffbde3b 100644
--- a/src/gpu/gl/GrGLPrimitiveProcessor.cpp
+++ b/src/gpu/gl/GrGLPrimitiveProcessor.cpp
@@ -31,7 +31,7 @@ SkMatrix GrGLPrimitiveProcessor::GetTransformMatrix(const SkMatrix& localMatrix,
     return combined;
 }
 
-void GrGLPrimitiveProcessor::setupUniformColor(GrGLGPBuilder* pb,
+void GrGLPrimitiveProcessor::setupUniformColor(GrGLSLGPBuilder* pb,
                                                const char* outputName,
                                                UniformHandle* colorUniform) {
     GrGLFragmentBuilder* fs = pb->getFragmentShaderBuilder();