Create GLSLUniformHandler class for gpu backend

src/gpu/GrFragmentProcessor.cpp

Index: src/gpu/GrFragmentProcessor.cpp
diff --git a/src/gpu/GrFragmentProcessor.cpp b/src/gpu/GrFragmentProcessor.cpp
index 4cf2e73099a2e908425ac5ca45ba0055d5b3ce38..f05b7aa0845aa8781b9065811394d99d1d9e0111 100644
--- a/src/gpu/GrFragmentProcessor.cpp
+++ b/src/gpu/GrFragmentProcessor.cpp
@@ -8,10 +8,12 @@
 
 #include "GrFragmentProcessor.h"
 #include "GrCoordTransform.h"
+#include "GrInvariantOutput.h"
+#include "GrProcOptInfo.h"
 #include "glsl/GrGLSLFragmentProcessor.h"
 #include "glsl/GrGLSLFragmentShaderBuilder.h"
-#include "glsl/GrGLSLProgramBuilder.h"
 #include "glsl/GrGLSLProgramDataManager.h"
+#include "glsl/GrGLSLUniformHandler.h"
 #include "effects/GrConstColorProcessor.h"
 #include "effects/GrXfermodeFragmentProcessor.h"
 
@@ -226,9 +228,10 @@ const GrFragmentProcessor* GrFragmentProcessor::OverrideInput(const GrFragmentPr
                 GLFP() : fHaveSetColor(false) {}
                 void emitCode(EmitArgs& args) override {
                     const char* colorName;
-                    fColorUni = args.fBuilder->addUniform(GrGLSLProgramBuilder::kFragment_Visibility,
-                                                          kVec4f_GrSLType, kDefault_GrSLPrecision,
-                                                          "Color", &colorName);
+                    fColorUni = args.fUniformHandler->addUniform(
+                                                         GrGLSLUniformHandler::kFragment_Visibility,
+                                                         kVec4f_GrSLType, kDefault_GrSLPrecision,
+                                                         "Color", &colorName);
                     this->emitChild(0, colorName, args);
                 }