Fix GrProgramsTest to not generate tests with too many TexCoord references

src/gpu/gl/GrGLShaderBuilder.h

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrGLShaderBuilder_DEFINED
 #define GrGLShaderBuilder_DEFINED
 
@@ skipping 421 matching lines @@
     typedef GrGLShaderBuilder INHERITED;
 };
 
 ////////////////////////////////////////////////////////////////////////////////
 
 class GrGLFragmentOnlyShaderBuilder : public GrGLShaderBuilder {
 public:
     GrGLFragmentOnlyShaderBuilder(GrGpuGL*, GrGLUniformManager&, const GrGLProgramDesc&);
 
     int getNumTexCoordSets() const { return fNumTexCoordSets; }
-    int addTexCoordSets(int count) { return (fNumTexCoordSets += count) - count; }
+    int addTexCoordSets(int count);
 
     virtual GrGLProgramEffects* createAndEmitEffects(
                 const GrEffectStage* effectStages[],
                 const EffectKey effectKeys[],
                 int effectCnt,
                 GrGLSLExpr<4>* inOutFSColor) SK_OVERRIDE;
 
 private:
     int fNumTexCoordSets;
 
     typedef GrGLShaderBuilder INHERITED;
 };
 
 #endif