Clean up GrCircleEdgeEffect and GrEllipseEdgeEffect

src/gpu/effects/GrEllipseEdgeEffect.cpp

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrEllipseEdgeEffect.h"
 #include "gl/GrGLEffect.h"
-#include "gl/GrGLEffectMatrix.h"
 #include "gl/GrGLSL.h"
-#include "gl/GrGLTexture.h"
 #include "GrTBackendEffectFactory.h"
-#include "GrTexture.h"
 
 class GrGLEllipseEdgeEffect : public GrGLEffect {
 public:
     GrGLEllipseEdgeEffect(const GrBackendEffectFactory& factory, const GrDrawEffect&)
     : INHERITED (factory) {}
 
     virtual void emitCode(GrGLShaderBuilder* builder,
                           const GrDrawEffect& drawEffect,
                           EffectKey key,
                           const char* outputColor,
@@ skipping 70 matching lines @@
 
 ///////////////////////////////////////////////////////////////////////////////
 
 GR_DEFINE_EFFECT_TEST(GrEllipseEdgeEffect);
 
 GrEffectRef* GrEllipseEdgeEffect::TestCreate(SkMWCRandom* random,
                                                GrContext* context,
                                                GrTexture* textures[]) {
     return GrEllipseEdgeEffect::Create(random->nextBool());
 }