Allow the resource cache to (indirectly) flush the InOrderDrawBuffer

include/gpu/GrContext.h

 
 /*
  * Copyright 2010 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #ifndef GrContext_DEFINED
@@ skipping 911 matching lines @@
      * of effects that make a readToUPM->writeToPM->readToUPM cycle invariant. Otherwise, they
      * return NULL.
      */
     const GrEffectRef* createPMToUPMEffect(GrTexture* texture,
                                            bool swapRAndB,
                                            const SkMatrix& matrix);
     const GrEffectRef* createUPMToPMEffect(GrTexture* texture,
                                            bool swapRAndB,
                                            const SkMatrix& matrix);
 
+    /**
+     *  This callback allows the resource cache to callback into the GrContext
+     *  when the cache is still overbudget after a purge.
+     */
+    static bool OverbudgetCB(void* data);
+
     typedef GrRefCnt INHERITED;
 };
 
 /**
  * Gets and locks a scratch texture from a descriptor using either exact or approximate criteria.
  * Unlocks texture in the destructor.
  */
 class GrAutoScratchTexture : ::GrNoncopyable {
 public:
     GrAutoScratchTexture()
@@ skipping 70 matching lines @@
     }
 
     GrTexture* texture() { return fTexture; }
 
 private:
     GrContext*                    fContext;
     GrTexture*                    fTexture;
 };
 
 #endif