Update libjpeg-turbo.
This change updates our copy of libjpeg-turbo to r829.

BUG=none
TEST=none
Review URL: https://chromiumcodereview.appspot.com/10386084

git-svn-id: http://src.chromium.org/svn/trunk/deps/third_party/libjpeg_turbo@136524 4ff67af0-8c30-449e-8e8b-ad334ec8d88c
diff --git a/jdmrgext.c b/jdmrgext.c
index 95ddd55..2b93265 100644
--- a/jdmrgext.c
+++ b/jdmrgext.c
@@ -2,6 +2,7 @@
  * jdmrgext.c
  *
  * Copyright (C) 1994-1996, Thomas G. Lane.
+ * Copyright (C) 2011, D. R. Commander.
  * This file is part of the Independent JPEG Group's software.
  * For conditions of distribution and use, see the accompanying README file.
  *
@@ -54,11 +55,17 @@
     outptr[RGB_RED] =   range_limit[y + cred];
     outptr[RGB_GREEN] = range_limit[y + cgreen];
     outptr[RGB_BLUE] =  range_limit[y + cblue];
+#ifdef RGB_ALPHA
+    outptr[RGB_ALPHA] = 0xFF;
+#endif
     outptr += RGB_PIXELSIZE;
     y  = GETJSAMPLE(*inptr0++);
     outptr[RGB_RED] =   range_limit[y + cred];
     outptr[RGB_GREEN] = range_limit[y + cgreen];
     outptr[RGB_BLUE] =  range_limit[y + cblue];
+#ifdef RGB_ALPHA
+    outptr[RGB_ALPHA] = 0xFF;
+#endif
     outptr += RGB_PIXELSIZE;
   }
   /* If image width is odd, do the last output column separately */
@@ -72,6 +79,9 @@
     outptr[RGB_RED] =   range_limit[y + cred];
     outptr[RGB_GREEN] = range_limit[y + cgreen];
     outptr[RGB_BLUE] =  range_limit[y + cblue];
+#ifdef RGB_ALPHA
+    outptr[RGB_ALPHA] = 0xFF;
+#endif
   }
 }
 
@@ -120,21 +130,33 @@
     outptr0[RGB_RED] =   range_limit[y + cred];
     outptr0[RGB_GREEN] = range_limit[y + cgreen];
     outptr0[RGB_BLUE] =  range_limit[y + cblue];
+#ifdef RGB_ALPHA
+    outptr0[RGB_ALPHA] = 0xFF;
+#endif
     outptr0 += RGB_PIXELSIZE;
     y  = GETJSAMPLE(*inptr00++);
     outptr0[RGB_RED] =   range_limit[y + cred];
     outptr0[RGB_GREEN] = range_limit[y + cgreen];
     outptr0[RGB_BLUE] =  range_limit[y + cblue];
+#ifdef RGB_ALPHA
+    outptr0[RGB_ALPHA] = 0xFF;
+#endif
     outptr0 += RGB_PIXELSIZE;
     y  = GETJSAMPLE(*inptr01++);
     outptr1[RGB_RED] =   range_limit[y + cred];
     outptr1[RGB_GREEN] = range_limit[y + cgreen];
     outptr1[RGB_BLUE] =  range_limit[y + cblue];
+#ifdef RGB_ALPHA
+    outptr1[RGB_ALPHA] = 0xFF;
+#endif
     outptr1 += RGB_PIXELSIZE;
     y  = GETJSAMPLE(*inptr01++);
     outptr1[RGB_RED] =   range_limit[y + cred];
     outptr1[RGB_GREEN] = range_limit[y + cgreen];
     outptr1[RGB_BLUE] =  range_limit[y + cblue];
+#ifdef RGB_ALPHA
+    outptr1[RGB_ALPHA] = 0xFF;
+#endif
     outptr1 += RGB_PIXELSIZE;
   }
   /* If image width is odd, do the last output column separately */
@@ -148,9 +170,15 @@
     outptr0[RGB_RED] =   range_limit[y + cred];
     outptr0[RGB_GREEN] = range_limit[y + cgreen];
     outptr0[RGB_BLUE] =  range_limit[y + cblue];
+#ifdef RGB_ALPHA
+    outptr0[RGB_ALPHA] = 0xFF;
+#endif
     y  = GETJSAMPLE(*inptr01);
     outptr1[RGB_RED] =   range_limit[y + cred];
     outptr1[RGB_GREEN] = range_limit[y + cgreen];
     outptr1[RGB_BLUE] =  range_limit[y + cblue];
+#ifdef RGB_ALPHA
+    outptr1[RGB_ALPHA] = 0xFF;
+#endif
   }
 }