Actually flush the path stencil transform when the matrix changes

src/gpu/gl/GrGpuGL_program.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 "GrGpuGL.h"
 
 #include "GrEffect.h"
@@ skipping 193 matching lines @@
 #define GL_CALL(X) GR_GL_CALL(this->glInterface(), X)
 
 void GrGpuGL::flushPathStencilMatrix() {
     const SkMatrix& viewMatrix = this->getDrawState().getViewMatrix();
     const GrRenderTarget* rt = this->getDrawState().getRenderTarget();
     SkISize size;
     size.set(rt->width(), rt->height());
     const SkMatrix& vm = this->getDrawState().getViewMatrix();
 
     if (fHWPathStencilMatrixState.fRenderTargetOrigin != rt->origin() ||
-        fHWPathStencilMatrixState.fViewMatrix.cheapEqualTo(viewMatrix) ||
+        !fHWPathStencilMatrixState.fViewMatrix.cheapEqualTo(viewMatrix) ||
         fHWPathStencilMatrixState.fRenderTargetSize!= size) {
         // rescale the coords from skia's "device" coords to GL's normalized coords,
         // and perform a y-flip if required.
         SkMatrix m;
         if (kBottomLeft_GrSurfaceOrigin == rt->origin()) {
             m.setScale(SkIntToScalar(2) / rt->width(), SkIntToScalar(-2) / rt->height());
             m.postTranslate(-SK_Scalar1, SK_Scalar1);
         } else {
             m.setScale(SkIntToScalar(2) / rt->width(), SkIntToScalar(2) / rt->height());
             m.postTranslate(-SK_Scalar1, -SK_Scalar1);
@@ skipping 174 matching lines @@
                          GrGLAttribTypeToLayout(attribType).fCount,
                          GrGLAttribTypeToLayout(attribType).fType,
                          GrGLAttribTypeToLayout(attribType).fNormalized,
                          stride,
                          reinterpret_cast<GrGLvoid*>(
                          vertexOffsetInBytes + vertexAttrib->fOffset));
     }
 
     attribState->disableUnusedAttribArrays(this, usedAttribArraysMask);
 }