Remove image decoder and encoder autoregistration

tests/JpegTest.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 "SkBitmap.h"
 #include "SkDecodingImageGenerator.h"
-#include "SkForceLinking.h"
 #include "SkImageDecoder.h"
 #include "SkPixelRef.h"
 #include "SkStream.h"
 #include "SkTemplates.h"
 #include "Test.h"
 
-__SK_FORCE_IMAGE_DECODER_LINKING;
-
 #define JPEG_TEST_WRITE_TO_FILE_FOR_DEBUGGING 0  // do not do this for
                                                  // normal unit testing.
 static unsigned char goodJpegImage[] = {
 0xFF, 0xD8, 0xFF, 0xE0, 0x00, 0x10, 0x4A, 0x46,
 0x49, 0x46, 0x00, 0x01, 0x01, 0x01, 0x00, 0x8F,
 0x00, 0x8F, 0x00, 0x00, 0xFF, 0xDB, 0x00, 0x43,
 0x00, 0x05, 0x03, 0x04, 0x04, 0x04, 0x03, 0x05,
 0x04, 0x04, 0x04, 0x05, 0x05, 0x05, 0x06, 0x07,
 0x0C, 0x08, 0x07, 0x07, 0x07, 0x07, 0x0F, 0x0B,
 0x0B, 0x09, 0x0C, 0x11, 0x0F, 0x12, 0x12, 0x11,
@@ skipping 461 matching lines @@
     }
     SkAutoMalloc storage(totalSize);
     void* planes[3];
     planes[0] = storage.get();
     planes[1] = (uint8_t*)planes[0] + sizes[0];
     planes[2] = (uint8_t*)planes[1] + sizes[1];
 
     // Get the YUV planes
     REPORTER_ASSERT(reporter, pixelRef->getYUV8Planes(yuvSizes, planes, rowBytes, NULL));
 }