Rename GrGLUniformManager to GrGLUniform and ref GrGLUniforms directly

src/effects/gradients/SkGradientShaderPriv.h

Index: src/effects/gradients/SkGradientShaderPriv.h
diff --git a/src/effects/gradients/SkGradientShaderPriv.h b/src/effects/gradients/SkGradientShaderPriv.h
index 31cc9f26171c6184b4535004ea1388d2de024bc4..ed9c5260782c6eb5a487cae6a3d7e0b7920193e8 100644
--- a/src/effects/gradients/SkGradientShaderPriv.h
+++ b/src/effects/gradients/SkGradientShaderPriv.h
@@ -289,7 +289,7 @@ public:
     GrGLGradientEffect(const GrBackendEffectFactory& factory);
     virtual ~GrGLGradientEffect();
 
-    virtual void setData(const GrGLUniformManager&, const GrDrawEffect&) SK_OVERRIDE;
+    virtual void setData(const GrGLContext&, const GrDrawEffect&) SK_OVERRIDE;
 
 protected:
     /**
@@ -323,12 +323,13 @@ protected:
 
     // Emits the uniform used as the y-coord to texture samples in derived classes. Subclasses
     // should call this method from their emitCode().
-    void emitYCoordUniform(GrGLShaderBuilder* builder);
+    GrGLShaderBuilder::Uniform* emitYCoordUniform(GrGLShaderBuilder* builder);
 
     // emit code that gets a fragment's color from an expression for t; for now this always uses the
     // texture, but for simpler cases we'll be able to lerp. Subclasses should call this method from
     // their emitCode().
     void emitColorLookup(GrGLShaderBuilder* builder,
+                         GrGLShaderBuilder::Uniform* fsYUni,
                          const char* gradientTValue,
                          const char* outputColor,
                          const char* inputColor,
@@ -338,7 +339,7 @@ private:
     static const GrEffect::CoordsType kCoordsType = GrEffect::kLocal_CoordsType;
 
     SkScalar fCachedYCoord;
-    GrGLUniformManager::UniformHandle fFSYUni;
+    GrGLUniform* fFSYUni;
     GrGLEffectMatrix fEffectMatrix;
 
     typedef GrGLEffect INHERITED;