Add jpeg_skip_scanlines() API to libjpeg-turbo

README.chromium

Index: README.chromium
diff --git a/README.chromium b/README.chromium
index e2f0512a24e856ddfb4524bd534fcdb0c6ab02f1..985e21659d1bde996866505e9ada6bcb518528b4 100644
--- a/README.chromium
+++ b/README.chromium
@@ -13,6 +13,9 @@ This consists of the components:
 * Revision r1220 cherry-picked from upstream trunk into jchuff.c;
 * Revisions r1108, r1109, r1333, r1375, r1386, r1389 and r1390 cherry-picked
   from upstream trunk for Arm64;
+* Revisions r1582, r1583, r1586, r1587, r1591, and
+  commit 91eceba0a132a3fc70388a82c75616e67725a93a (code moved to GitHub)
+  cherry-picked from upstream trunk for partial decoding optimization.
 * A build file (libjpeg.gyp), and;
 * Patched header files used by Chromium.
 
@@ -28,9 +31,6 @@ following changes which are not merged to upstream:
 * Added the 'private_extern' flags on Mac (or the 'hidden' flags on Linux) to
   all the global symbols in '.asm' files to prevent making them external ones.
 * Supported motion-JPEG frames that do not have DHT markers.
-* Removed .func / .endfunc lines from arm assembly
-  ( https://sourceforge.net/p/libjpeg-turbo/bugs/72/ , landed at
-  https://sourceforge.net/p/libjpeg-turbo/code/1375 ).
 * Fix libjpeg_turbo svn r64 libjpeg6b compat issue: make the fast path Huffman
   decoder fallback to slow decoding if the Huffman decoding bit sentinel > 16,
   this to match the exact behavior of jpeg_huff_decode().