Remove image decoder and encoder autoregistration

tests/ARGBImageEncoderTest.cpp

Index: tests/ARGBImageEncoderTest.cpp
diff --git a/tests/ARGBImageEncoderTest.cpp b/tests/ARGBImageEncoderTest.cpp
index 4d16f4cc6d5cabeab7a0dc977de4804cfefd6e94..de5429f3d0e515c35ee84264a0bb8fe6093944d3 100644
--- a/tests/ARGBImageEncoderTest.cpp
+++ b/tests/ARGBImageEncoderTest.cpp
@@ -9,6 +9,7 @@
 
 #include "SkBitmap.h"
 #include "SkCanvas.h"
+#include "SkImageEncoder_argb.h"
 #include "SkStream.h"
 #include "Test.h"
 
@@ -30,7 +31,7 @@ DEF_TEST(ARGBImageEncoder, reporter) {
         0xff,0x00,0x00,0xff, 0xff,0x00,0x00,0xff, 0xff,0x00,0x00,0xff, // blue
     };
 
-    SkAutoTDelete<SkImageEncoder> enc(CreateARGBImageEncoder());
+    SkAutoTDelete<SkImageEncoder> enc(SkNEW(SkARGBImageEncoder));
     for (size_t ctIndex = 0; ctIndex < SK_ARRAY_COUNT(gColorTypes); ++ctIndex) {
         // A bitmap that should generate the above bytes:
         SkBitmap bitmap;