Add libjpeg-turbo library (depends on yasm)
Mangle external function names to avoid conflict with libjpeg
Take advantage of direct color conversion (RGBA, BGRA, 565)
Prepare to use jpeg_skip_scanlines (when it is upstreamed)

BUG=skia:

Committed: https://skia.googlesource.com/skia/+/b60c3f8291529303299262dba19b1a896060bd2d

Committed: https://skia.googlesource.com/skia/+/f8bf9181d7b0463c8e371755cfbb9ece90b34fc5

Committed: https://skia.googlesource.com/skia/+/e9e3ee33f30c14c31afd5fc3fe4dda7f15783c75

Committed: https://skia.googlesource.com/skia/+/40141b57f061fbfcc2fa38da942d9efe25aca4d0

Review URL: https://codereview.chromium.org/1180983002
diff --git a/src/codec/SkJpegUtility_codec.cpp b/src/codec/SkJpegUtility_codec.cpp
index 75a562a..418c899 100644
--- a/src/codec/SkJpegUtility_codec.cpp
+++ b/src/codec/SkJpegUtility_codec.cpp
@@ -73,7 +73,7 @@
     init_source = sk_init_source;
     fill_input_buffer = sk_fill_input_buffer;
     skip_input_data = sk_skip_input_data;
-    resync_to_restart = jpeg_resync_to_restart;
+    resync_to_restart = turbo_jpeg_resync_to_restart;
     term_source = sk_term_source;
 }