Add support to GrGLInterface for vertex array objects

src/gpu/gl/debug/GrDebugGL.h

Index: src/gpu/gl/debug/GrDebugGL.h
===================================================================
--- src/gpu/gl/debug/GrDebugGL.h	(revision 7907)
+++ src/gpu/gl/debug/GrDebugGL.h	(working copy)
@@ -12,13 +12,14 @@
 #include "SkTArray.h"
 #include "gl/GrGLInterface.h"
 
+class GrBufferObj;
 class GrFakeRefObj;
-class GrTextureUnitObj;
-class GrBufferObj;
-class GrTextureObj;
 class GrFrameBufferObj;
+class GrProgramObj;
 class GrRenderBufferObj;
-class GrProgramObj;
+class GrTextureObj;
+class GrTextureUnitObj;
+class GrVertexArrayObj;
 
 ////////////////////////////////////////////////////////////////////////////////
 // This is the main debugging object. It is a singleton and keeps track of
@@ -33,6 +34,7 @@
         kShader_ObjTypes,
         kProgram_ObjTypes,
         kTextureUnit_ObjTypes,
+        kVertexArray_ObjTypes,
         kObjTypeCount
     };
 
@@ -63,6 +65,9 @@
     void setElementArrayBuffer(GrBufferObj *elementArrayBuffer);
     GrBufferObj *getElementArrayBuffer()                            { return fElementArrayBuffer; }
 
+    void setVertexArray(GrVertexArrayObj* vertexArray);
+    GrVertexArrayObj* getVertexArray() { return fVertexArray; }
+
     void setTexture(GrTextureObj *texture);
 
     void setFrameBuffer(GrFrameBufferObj *frameBuffer);
@@ -119,13 +124,14 @@
     GrGLint         fUnPackRowLength;
     GrGLuint        fMaxTextureUnits;
     GrGLuint        fCurTextureUnit;
-    GrBufferObj *   fArrayBuffer;
-    GrBufferObj *   fElementArrayBuffer;
-    GrFrameBufferObj *fFrameBuffer;
-    GrRenderBufferObj *fRenderBuffer;
-    GrProgramObj *  fProgram;
-    GrTextureObj *  fTexture;
+    GrBufferObj*    fArrayBuffer;
+    GrBufferObj*    fElementArrayBuffer;
+    GrFrameBufferObj* fFrameBuffer;
+    GrRenderBufferObj* fRenderBuffer;
+    GrProgramObj* fProgram;
+    GrTextureObj* fTexture;
     GrTextureUnitObj *fTextureUnits[kDefaultMaxTextureUnits];
+    GrVertexArrayObj *fVertexArray;
 
     typedef GrFakeRefObj *(*Create)();