Don't call purgeCache() from within GrResource memebers.

src/gpu/GrResourceCache.h

 
 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 
@@ skipping 188 matching lines @@
  *  head of the list. If/when we must purge some of the entries, we walk the
  *  list backwards from the tail, since those are the least recently used.
  *
  *  For fast searches, we maintain a sorted array (based on the GrResourceKey)
  *  which we can bsearch. When a new entry is added, it is inserted into this
  *  array.
  *
  *  For even faster searches, a hash is computed from the Key. If there is
  *  a collision between two keys with the same hash, we fall back on the
  *  bsearch, and update the hash to reflect the most recent Key requested.
+ *
+ *  It is a goal to make the GrResourceCache the central repository and bookkeeper
+ *  of all resources. It should replace the linked list of GrResources that
+ *  GrGpu uses to call abandon/release.
  */
 class GrResourceCache {
 public:
     GrResourceCache(int maxCount, size_t maxBytes);
     ~GrResourceCache();
 
     /**
      *  Return the current resource cache limits.
      *
      *  @param maxResource If non-null, returns maximum number of resources
@@ skipping 159 matching lines @@
         GrResourceCache* fCache;
     };
 #else
     class GrAutoResourceCacheValidate {
     public:
         GrAutoResourceCacheValidate(GrResourceCache*) {}
     };
 #endif
 
 #endif