Some fixes around GrContext::abandonContext:

src/gpu/gl/debug/GrDebugGL.h

 
 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrDebugGL_DEFINED
 #define GrDebugGL_DEFINED
@@ skipping 96 matching lines @@
 
     static void staticUnRef() {
         SkASSERT(gStaticRefCount > 0);
         gStaticRefCount--;
         if (0 == gStaticRefCount) {
             SkDELETE(gObj);
             gObj = NULL;
         }
     }
 
+    static void abandon() {
+        SkASSERT(gStaticRefCount > 0);
+        gObj->fAbandoned = true;
+    }
+
 protected:
 
 private:
     // the OpenGLES 2.0 spec says this must be >= 2
     static const GrGLint kDefaultMaxTextureUnits = 8;
 
     GrGLint         fPackRowLength;
     GrGLint         fUnPackRowLength;
     GrGLuint        fCurTextureUnit;
     GrBufferObj*    fArrayBuffer;
     GrBufferObj*    fElementArrayBuffer;
     GrFrameBufferObj* fFrameBuffer;
     GrRenderBufferObj* fRenderBuffer;
     GrProgramObj* fProgram;
     GrTextureObj* fTexture;
     GrTextureUnitObj *fTextureUnits[kDefaultMaxTextureUnits];
     GrVertexArrayObj *fVertexArray;
 
+    bool fAbandoned;
+
     typedef GrFakeRefObj *(*Create)();
 
     static Create gFactoryFunc[kObjTypeCount];
 
     static GrDebugGL* gObj;
     static int gStaticRefCount;
 
     // global store of all objects
     SkTArray<GrFakeRefObj *> fObjects;
 
     GrDebugGL();
     ~GrDebugGL();
 };
 
 ////////////////////////////////////////////////////////////////////////////////
 // Helper macro to make creating an object (where you need to get back a derived
 // type) easier
 #define GR_CREATE(className, classEnum)                     \
     reinterpret_cast<className *>(GrDebugGL::getInstance()->createObj(classEnum))
 
 ////////////////////////////////////////////////////////////////////////////////
 // Helper macro to make finding objects less painful
 #define GR_FIND(id, className, classEnum)                   \
     reinterpret_cast<className *>(GrDebugGL::getInstance()->findObject(id, classEnum))
 
 #endif // GrDebugGL_DEFINED