Fix bug in SkGifCodec / Switch SkImageDec tests to use Codec

tests/PathOpsSkpClipTest.cpp

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "CrashHandler.h"
 // #include "OverwriteLine.h"
 #include "Resources.h"
 #include "SkBitmap.h"
 #include "SkCanvas.h"
 #include "SkColor.h"
 #include "SkColorPriv.h"
 #include "SkCommandLineFlags.h"
 #include "SkDevice.h"
 #include "SkForceLinking.h"
 #include "SkGraphics.h"
-#include "SkImageDecoder.h"
 #include "SkImageEncoder.h"
 #include "SkOSFile.h"
 #include "SkPathOpsDebug.h"
 #include "SkPicture.h"
 #include "SkRTConf.h"
 #include "SkTSort.h"
 #include "SkStream.h"
 #include "SkString.h"
 #include "SkTArray.h"
 #include "SkTDArray.h"
 #include "SkTaskGroup.h"
 #include "SkTemplates.h"
 #include "SkTime.h"
 
 #include <stdlib.h>
 
-__SK_FORCE_IMAGE_DECODER_LINKING;
-
 /* add local exceptions here */
 /* TODO : add command flag interface */
 const struct SkipOverTest {
     int directory;
     const char* filename;
     bool blamePathOps;
 } skipOver[] = {
     { 2, "http___www_groupon_sg_.skp", false},  // SkAAClip::Builder::addRun SkASSERT(fBounds.contains(x, y));
     { 6, "http___www_googleventures_com_.skp", true},  // addTCoincident SkASSERT(test->fT < 1);
     { 7, "http___www_foxsports_nl_.skp", true},  // (no repro on mac) addT SkASSERT(this != other || fVerb == SkPath::kCubic_Verb)
@@ skipping 415 matching lines @@
         } else if (fTestStep == kEncodeFiles) {
             strncpy(DEBUG_FILENAME_STRING, "", DEBUG_FILENAME_STRING_LENGTH);
         }
     #endif
         SkString path = get_in_path(fDirNo, fFilename);
         SkFILEStream stream(path.c_str());
         if (!stream.isValid()) {
             SkDebugf("invalid stream %s\n", path.c_str());
             goto finish;
         }
-        pic = SkPicture::CreateFromStream(&stream, &SkImageDecoder::DecodeMemory);
+        pic = SkPicture::CreateFromStream(&stream);
         if (!pic) {
             SkDebugf("unable to decode %s\n", fFilename);
             goto finish;
         }
         SkScalar width = pic->cullRect().width();
         SkScalar height = pic->cullRect().height();
         SkBitmap oldBitmap, opBitmap;
         fScale = 1;
         while (width / fScale > 32767 || height / fScale > 32767) {
             ++fScale;
@@ skipping 616 matching lines @@
         }
     }
     return 0;
 }
 
 #if !defined(SK_BUILD_FOR_IOS)
 int main(int argc, char * const argv[]) {
     return tool_main(argc, (char**) argv);
 }
 #endif