gnu: libvpx: Update to 1.4.0.

* gnu/packages/patches/libvpx-fix-armhf-link.patch,
  gnu/packages/patches/libvpx-fix-ssse3-quantize.patch,
  gnu/packages/patches/libvpx-vp9-out-of-bounds-access.patch: Remove files.
* gnu-system.am (dist_patch_DATA): Remove them.
* gnu/packages/video.scm (libvpx): Update to 1.4.0.  Remove patches.  Update
  source URI.

gnu-system.am

@@ -515,9 +515,6 @@ dist_patch_DATA =						\
   gnu/packages/patches/libtiff-CVE-2014-9655.patch		\
   gnu/packages/patches/libtool-skip-tests2.patch		\
   gnu/packages/patches/libssh-CVE-2014-0017.patch		\
-  gnu/packages/patches/libvpx-fix-armhf-link.patch		\
-  gnu/packages/patches/libvpx-fix-ssse3-quantize.patch		\
-  gnu/packages/patches/libvpx-vp9-out-of-bounds-access.patch	\
   gnu/packages/patches/libwmf-CVE-2006-3376.patch		\
   gnu/packages/patches/libwmf-CVE-2009-1364.patch		\
   gnu/packages/patches/libwmf-CVE-2015-0848+4588+4695+4696.patch \

gnu/packages/patches/libvpx-fix-armhf-link.patch

-This patch was copied from Debian.  It is needed on armhf.
-
---- a/build/make/configure.sh	2013-12-17 18:18:46.904410454 +0100
-+++ b/build/make/configure.sh	2013-12-17 18:19:58.720758736 +0100
-@@ -799,7 +799,6 @@
- 
-         case ${tgt_cc} in
-         gcc)
--            CROSS=${CROSS:-arm-none-linux-gnueabi-}
-             link_with_cc=gcc
-             setup_gnu_toolchain
-             arch_int=${tgt_isa##armv}
-@@ -822,10 +821,6 @@
-                     check_add_cflags -mfpu=neon #-ftree-vectorize
-                     check_add_asflags -mfpu=neon
-                 fi
--
--                if [ -z "${tune_cpu}" ]; then
--                    tune_cpu=cortex-a8
--                fi
-             else
-                 check_add_cflags -march=${tgt_isa}
-                 check_add_asflags -march=${tgt_isa}

gnu/packages/patches/libvpx-fix-ssse3-quantize.patch

-commit 0d43bd77e5f429467fbd280a7b8f7fbc0bfe1809
-Author: Yunqing Wang <yunqingwang@google.com>
-Date:   Fri Feb 7 14:27:07 2014 -0800
-
-    Bug fix in ssse3 quantize function
-    
-    A bug was reported in Issue 702: "SIGILL (Illegal instruction) when
-    transcoding with vp9 - using FFmpeg". It was reproduced and fixed.
-    
-    Change-Id: Ie32c149a89af02856084aeaf289e848a905c7700
-
-diff --git a/vp9/encoder/x86/vp9_quantize_ssse3.asm b/vp9/encoder/x86/vp9_quantize_ssse3.asm
-index db30660..48ccef8 100644
---- a/vp9/encoder/x86/vp9_quantize_ssse3.asm
-+++ b/vp9/encoder/x86/vp9_quantize_ssse3.asm
-@@ -188,7 +188,8 @@ cglobal quantize_%1, 0, %2, 15, coeff, ncoeff, skip, zbin, round, quant, \
-   pmaxsw                          m8, m7
-   pshuflw                         m7, m8, 0x1
-   pmaxsw                          m8, m7
--  pextrw                        [r2], m8, 0
-+  pextrw                          r6, m8, 0
-+  mov                             [r2], r6
-   RET
- 
-   ; skip-block, i.e. just write all zeroes
-@@ -214,5 +215,5 @@ cglobal quantize_%1, 0, %2, 15, coeff, ncoeff, skip, zbin, round, quant, \
- %endmacro
- 
- INIT_XMM ssse3
--QUANTIZE_FN b, 6
-+QUANTIZE_FN b, 7
- QUANTIZE_FN b_32x32, 7

gnu/packages/patches/libvpx-vp9-out-of-bounds-access.patch

-Copied from Debian.
-
-# HG changeset patch
-# User Ralph Giles <giles@mozilla.com>
-# Date 1412209683 25200
-# Node ID 6023f0b4f8ba49dd117106cc98cd8007c2142bf6
-# Parent  8c431dcec0ffde13988d47eacf341113ea883245
-Bug 1063327 - Reject vp9 frames with invalid tiles. r=kinetik, a=abillings
-
-diff --git a/vp9/decoder/vp9_decodframe.c b/vp9/decoder/vp9_decodframe.c
---- a/vp9/decoder/vp9_decodframe.c
-+++ b/vp9/decoder/vp9_decodframe.c
-@@ -863,16 +863,21 @@ static size_t get_tile(const uint8_t *co
- 
-   if (!is_last) {
-     if (!read_is_valid(*data, 4, data_end))
-       vpx_internal_error(error_info, VPX_CODEC_CORRUPT_FRAME,
-           "Truncated packet or corrupt tile length");
- 
-     size = read_be32(*data);
-     *data += 4;
-+
-+    if (size > data_end - *data) {
-+      vpx_internal_error(error_info, VPX_CODEC_CORRUPT_FRAME,
-+          "Truncated packet or corrupt tile size");
-+    }
-   } else {
-     size = data_end - *data;
-   }
-   return size;
- }
- 
- typedef struct TileBuffer {
-   const uint8_t *data;
-

gnu/packages/video.scm

@@ -802,18 +802,15 @@ (define-public mpv
 (define-public libvpx
   (package
     (name "libvpx")
-    (version "1.3.0")
+    (version "1.4.0")
     (source (origin
               (method url-fetch)
-              (uri (string-append "http://webm.googlecode.com/files/libvpx-v"
-                                  version ".tar.bz2"))
+              (uri (string-append "http://storage.googleapis.com/"
+                                  "downloads.webmproject.org/releases/webm/"
+                                  name "-" version ".tar.bz2"))
               (sha256
                (base32
-                "1aai0h0z1bhp89pxmg4fkrwpmqq24k39fhr15cw6q77m9bccip6k"))
-              (patches
-               (list (search-patch "libvpx-vp9-out-of-bounds-access.patch")
-                     (search-patch "libvpx-fix-ssse3-quantize.patch")
-                     (search-patch "libvpx-fix-armhf-link.patch")))))
+                "1r0ql5kgy0c8mh5w7iiqvsd7w5njl9f9cclc7m52ln8assrdk0pm"))))
     (build-system gnu-build-system)
     (arguments
      `(#:phases (alist-replace