Fix a few clang errors while trying to build tools target.

src/image/SkSurface_Picture.cpp

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkSurface_Base.h"
 #include "SkCanvas.h"
 #include "SkImagePriv.h"
@@ skipping 10 matching lines @@
 
     virtual SkCanvas* onNewCanvas() SK_OVERRIDE;
     virtual SkSurface* onNewSurface(const SkImage::Info&) SK_OVERRIDE;
     virtual SkImage* onNewImageShapshot() SK_OVERRIDE;
     virtual void onDraw(SkCanvas*, SkScalar x, SkScalar y,
                         const SkPaint*) SK_OVERRIDE;
     virtual void onCopyOnWrite(SkImage*, SkCanvas*) SK_OVERRIDE;
 
 private:
     SkPicture*  fPicture;
-    SkPicture*  fRecordingPicture;
 
     typedef SkSurface_Base INHERITED;
 };
 
 ///////////////////////////////////////////////////////////////////////////////
 
 SkSurface_Picture::SkSurface_Picture(int width, int height) : INHERITED(width, height) {
     fPicture = NULL;
 }
 
@@ skipping 42 matching lines @@
 ///////////////////////////////////////////////////////////////////////////////
 
 
 SkSurface* SkSurface::NewPicture(int width, int height) {
     if ((width | height) < 0) {
         return NULL;
     }
 
     return SkNEW_ARGS(SkSurface_Picture, (width, height));
 }