Remove viewmatrix from GrGeometryProcessor base class

src/gpu/gl/GrGLProgram.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrGLProgram.h"
 
 #include "GrAllocator.h"
@@ skipping 188 matching lines @@
     pathProc->setTransformData(primProc, index, proc.processor()->coordTransforms(),
                                fGpu->glPathRendering(), fProgramID);
 }
 
 void GrGLNvprProgram::onSetRenderTargetState(const GrPrimitiveProcessor& primProc,
                                              const GrPipeline& pipeline) {
     SkASSERT(!primProc.willUseGeoShader() && primProc.numAttribs() == 0);
     const GrRenderTarget* rt = pipeline.getRenderTarget();
     SkISize size;
     size.set(rt->width(), rt->height());
-    fGpu->glPathRendering()->setProjectionMatrix(primProc.viewMatrix(),
+    const GrPathProcessor& pathProc = primProc.cast<GrPathProcessor>();
+    fGpu->glPathRendering()->setProjectionMatrix(pathProc.viewMatrix(),
                                                  size, rt->origin());
 }