Add GrShaderFlags enum

src/effects/SkColorCubeFilter.cpp

Index: src/effects/SkColorCubeFilter.cpp
diff --git a/src/effects/SkColorCubeFilter.cpp b/src/effects/SkColorCubeFilter.cpp
index 255c59074e66110764dcb51b6aa40677eff95bb0..2cbbeb2e8196eb774a93d25c7787df505ba9c626 100644
--- a/src/effects/SkColorCubeFilter.cpp
+++ b/src/effects/SkColorCubeFilter.cpp
@@ -238,11 +238,11 @@ void GrColorCubeEffect::GLSLProcessor::emitCode(EmitArgs& args) {
     }
 
     GrGLSLUniformHandler* uniformHandler = args.fUniformHandler;
-    fColorCubeSizeUni = uniformHandler->addUniform(GrGLSLUniformHandler::kFragment_Visibility,
+    fColorCubeSizeUni = uniformHandler->addUniform(kFragment_GrShaderFlag,
                                                    kFloat_GrSLType, kDefault_GrSLPrecision,
                                                    "Size");
     const char* colorCubeSizeUni = uniformHandler->getUniformCStr(fColorCubeSizeUni);
-    fColorCubeInvSizeUni = uniformHandler->addUniform(GrGLSLUniformHandler::kFragment_Visibility,
+    fColorCubeInvSizeUni = uniformHandler->addUniform(kFragment_GrShaderFlag,
                                                       kFloat_GrSLType, kDefault_GrSLPrecision,
                                                       "InvSize");
     const char* colorCubeInvSizeUni = uniformHandler->getUniformCStr(fColorCubeInvSizeUni);