Move most of the transform logic into the primitive processors

src/gpu/effects/GrBitmapTextGeoProc.h

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrBitmapTextGeoProc_DEFINED
 #define GrBitmapTextGeoProc_DEFINED
 
@@ skipping 22 matching lines @@
     const char* name() const SK_OVERRIDE { return "Texture"; }
 
     const GrAttribute* inPosition() const { return fInPosition; }
     const GrAttribute* inColor() const { return fInColor; }
     const GrAttribute* inTextureCoords() const { return fInTextureCoords; }
 
     virtual void getGLProcessorKey(const GrBatchTracker& bt,
                                    const GrGLCaps& caps,
                                    GrProcessorKeyBuilder* b) const SK_OVERRIDE;
 
-    GrGLGeometryProcessor* createGLInstance(const GrBatchTracker& bt) const SK_OVERRIDE;
+    virtual GrGLPrimitiveProcessor* createGLInstance(const GrBatchTracker& bt,
+                                                     const GrGLCaps& caps) const SK_OVERRIDE;
 
     void initBatchTracker(GrBatchTracker*, const InitBT&) const SK_OVERRIDE;
     bool onCanMakeEqual(const GrBatchTracker&,
                         const GrGeometryProcessor&,
                         const GrBatchTracker&) const SK_OVERRIDE;
 
 private:
     GrBitmapTextGeoProc(GrColor, GrTexture* texture, const GrTextureParams& params,
                         bool useColorAttrib, bool opaqueVertexColors, const SkMatrix& localMatrix);
 
     bool onIsEqual(const GrGeometryProcessor& other) const SK_OVERRIDE;
 
     void onGetInvariantOutputCoverage(GrInitInvariantOutput*) const SK_OVERRIDE;
 
     GrTextureAccess    fTextureAccess;
     const GrAttribute* fInPosition;
     const GrAttribute* fInColor;
     const GrAttribute* fInTextureCoords;
 
     GR_DECLARE_GEOMETRY_PROCESSOR_TEST;
 
     typedef GrGeometryProcessor INHERITED;
 };
 
 #endif