cleanup friends in GrGpu

src/gpu/GrDrawTarget.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 GrDrawTarget_DEFINED
 #define GrDrawTarget_DEFINED
 
@@ skipping 867 matching lines @@
                              const float transforms[],
                              PathTransformType,
                              const GrClipMaskManager::ScissorState&,
                              const GrStencilSettings&,
                              const GrDeviceCoordTexture*) = 0;
 
     virtual void onClear(const SkIRect* rect, GrColor color, bool canIgnoreRect,
                          GrRenderTarget* renderTarget) = 0;
 
 
-    virtual void didAddGpuTraceMarker() = 0;
-    virtual void didRemoveGpuTraceMarker() = 0;
-
     // helpers for reserving vertex and index space.
     bool reserveVertexSpace(size_t vertexSize,
                             int vertexCount,
                             void** vertices);
     bool reserveIndexSpace(int indexCount, void** indices);
 
     // called by drawIndexed and drawNonIndexed. Use a negative indexCount to
     // indicate non-indexed drawing.
     bool checkDraw(GrPrimitiveType type, int startVertex,
                    int startIndex, int vertexCount,
@@ skipping 18 matching lines @@
     const GrClipData*                                               fClip;
     GrDrawState*                                                    fDrawState;
     GrDrawState                                                     fDefaultDrawState;
     // The context owns us, not vice-versa, so this ptr is not ref'ed by DrawTarget.
     GrContext*                                                      fContext;
     // To keep track that we always have at least as many debug marker adds as removes
     int                                                             fGpuTraceMarkerCount;
     GrTraceMarkerSet                                                fActiveTraceMarkers;
     GrTraceMarkerSet                                                fStoredTraceMarkers;
 
-    // TODO fix this
-    friend class GrGpu;
-    friend class GrGpuGL;
-
     typedef SkRefCnt INHERITED;
 };
 
 /*
  * This class is JUST for clip mask manager.  Everyone else should just use draw target above.
  */
 class GrClipTarget : public GrDrawTarget {
 public:
     GrClipTarget(GrContext* context) : INHERITED(context) {
         fClipMaskManager.setClipTarget(this);
@@ skipping 31 matching lines @@
 
     virtual bool setupClip(const SkRect* devBounds,
                            GrDrawState::AutoRestoreEffects* are,
                            GrDrawState::AutoRestoreStencil* ars,
                            GrClipMaskManager::ScissorState* scissorState) SK_OVERRIDE;
 
     typedef GrDrawTarget INHERITED;
 };
 
 #endif