Clean up GrCircleEdgeEffect and GrEllipseEdgeEffect

src/gpu/effects/GrCircleEdgeEffect.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 "GrCircleEdgeEffect.h"
 #include "gl/GrGLEffect.h"
-#include "gl/GrGLEffectMatrix.h"
 #include "gl/GrGLSL.h"
-#include "gl/GrGLTexture.h"
 #include "GrTBackendEffectFactory.h"
-#include "GrTexture.h"
-
-#include "SkRTConf.h"
 
 class GrGLCircleEdgeEffect : public GrGLEffect {
 public:
     GrGLCircleEdgeEffect(const GrBackendEffectFactory& factory, const GrDrawEffect&)
     : INHERITED (factory) {}
 
     virtual void emitCode(GrGLShaderBuilder* builder,
                           const GrDrawEffect& drawEffect,
                           EffectKey key,
                           const char* outputColor,
@@ skipping 49 matching lines @@
 
 ///////////////////////////////////////////////////////////////////////////////
 
 GR_DEFINE_EFFECT_TEST(GrCircleEdgeEffect);
 
 GrEffectRef* GrCircleEdgeEffect::TestCreate(SkMWCRandom* random,
                                             GrContext* context,
                                             GrTexture* textures[]) {
     return GrCircleEdgeEffect::Create(random->nextBool());
 }