Remove uses of SkImageDecoder from samplecode

samplecode/SampleHairline.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SampleCode.h"
 #include "SkAnimTimer.h"
 #include "SkView.h"
 #include "SkCanvas.h"
 #include "SkCornerPathEffect.h"
 #include "SkGradientShader.h"
 #include "SkGraphics.h"
-#include "SkImageDecoder.h"
 #include "SkPath.h"
 #include "SkRandom.h"
 #include "SkRegion.h"
 #include "SkShader.h"
 #include "SkUtils.h"
 #include "SkColorPriv.h"
 #include "SkColorFilter.h"
 #include "SkTime.h"
 #include "SkTypeface.h"
 #include "SkXfermode.h"
 
 #include "SkStream.h"
 #include "SkColorPriv.h"
-#include "SkImageDecoder.h"
 
 static SkRandom gRand;
 
 static void generate_pts(SkPoint pts[], int count, int w, int h) {
     for (int i = 0; i < count; i++) {
         pts[i].set(gRand.nextUScalar1() * 3 * w - SkIntToScalar(w),
                    gRand.nextUScalar1() * 3 * h - SkIntToScalar(h));
     }
 }
 
@@ skipping 198 matching lines @@
 
 
 private:
     typedef SampleView INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 static SkView* MyFactory() { return new HairlineView; }
 static SkViewRegister reg(MyFactory);