Set temporary paths volatile so we don't cache them.

src/gpu/GrClipMaskManager.cpp

 
 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "GrClipMaskManager.h"
 #include "GrAAConvexPathRenderer.h"
@@ skipping 396 matching lines @@
                                                               element->getRect(),
                                                               SkMatrix::I(),
                                                               element->getRect());
             } else {
                 fGpu->drawSimpleRect(element->getRect());
             }
             return true;
         default: {
             SkPath path;
             element->asPath(&path);
+            path.setIsVolatile(true);
             if (path.isInverseFillType()) {
                 path.toggleInverseFillType();
             }
             SkStrokeRec stroke(SkStrokeRec::kFill_InitStyle);
             if (NULL == pr) {
                 GrPathRendererChain::DrawType type;
                 type = element->isAA() ? GrPathRendererChain::kColorAntiAlias_DrawType :
                                          GrPathRendererChain::kColor_DrawType;
                 pr = this->getContext()->getPathRenderer(path, stroke, fGpu, false, type);
             }
@@ skipping 709 matching lines @@
 
     // TODO: dynamically attach a stencil buffer
     int stencilBits = 0;
     GrStencilBuffer* stencilBuffer =
         drawState.getRenderTarget()->getStencilBuffer();
     if (stencilBuffer) {
         stencilBits = stencilBuffer->bits();
         this->adjustStencilParams(settings, clipMode, stencilBits);
     }
 }