Step towards variable length effect keys.

src/gpu/effects/GrConvexPolyEffect.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrConvexPolyEffect.h"
 
 #include "gl/GrGLEffect.h"
+#include "gl/GrGLShaderBuilder.h"
 #include "gl/GrGLSL.h"
 #include "GrTBackendEffectFactory.h"
 
 #include "SkPath.h"
 
 //////////////////////////////////////////////////////////////////////////////
 class GLAARectEffect;
 
 class AARectEffect : public GrEffect {
 public:
@@ skipping 345 matching lines @@
     }
 
     GrEffect* effect;
     do {
         GrEffectEdgeType edgeType = static_cast<GrEffectEdgeType>(
                                         random->nextULessThan(kGrEffectEdgeTypeCnt));
         effect = GrConvexPolyEffect::Create(edgeType, count, edges);
     } while (NULL == effect);
     return effect;
 }