Remove GrGLVertexArray from GrGpuResource hierarchy.

src/gpu/gl/GrGLGpu.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.
  */
 
 #ifndef GrGLGpu_DEFINED
 #define GrGLGpu_DEFINED
 
@@ skipping 318 matching lines @@
 
     GrGLIRect   fHWViewport;
 
     /**
      * Tracks bound vertex and index buffers and vertex attrib array state.
      */
     class HWGeometryState {
     public:
         HWGeometryState() { fVBOVertexArray = NULL; this->invalidate(); }
 
-        ~HWGeometryState() { SkSafeUnref(fVBOVertexArray); }
+        ~HWGeometryState() { SkDELETE(fVBOVertexArray); }
 
         void invalidate() {
             fBoundVertexArrayIDIsValid = false;
             fBoundVertexBufferIDIsValid = false;
             fDefaultVertexArrayBoundIndexBufferID = false;
             fDefaultVertexArrayBoundIndexBufferIDIsValid = false;
             fDefaultVertexArrayAttribState.invalidate();
             if (fVBOVertexArray) {
                 fVBOVertexArray->invalidateCachedState();
             }
@@ skipping 120 matching lines @@
 
     // we record what stencil format worked last time to hopefully exit early
     // from our loop that tries stencil formats and calls check fb status.
     int fLastSuccessfulStencilFmtIdx;
 
     typedef GrGpu INHERITED;
     friend class GrGLPathRendering; // For accessing setTextureUnit.
 };
 
 #endif