NaCl: Update revision in DEPS, r7919 -> r7946

DEPS

 vars = {
   # Use this googlecode_url variable only if there is an internal mirror for it.
   # If you do not know, use the full path while defining your new deps entry.
   "googlecode_url": "http://%s.googlecode.com/svn",
   "sourceforge_url": "http://%(repo)s.svn.sourceforge.net/svnroot/%(repo)s",
   "webkit_trunk": "http://svn.webkit.org/repository/webkit/trunk",
   "nacl_trunk": "http://src.chromium.org/native_client/trunk",
   "webkit_revision": "109636",
   "chromium_git": "http://git.chromium.org/git",
   "swig_revision": "69281",
-  "nacl_revision": "7919",
+  "nacl_revision": "7946",
   # After changing nacl_revision, run 'glient sync' and check native_client/DEPS
   # to update other nacl_*_revision's.
   "nacl_tools_revision": "7139",  # native_client/DEPS: tools_rev
 
   # These hashes need to be updated when nacl_toolchain_revision is changed.
   # After changing nacl_toolchain_revision, run 'gclient runhooks' to get the
   # new values.
   "nacl_toolchain_linux_x86_hash":
-      "030324df172abc67f69dca80012c2a37ccd9ebb0",
+      "b69eb1e819b4f3e400777fa4d2aeeb7c843acba6",
   "nacl_toolchain_linux_x86_newlib_hash":
-      "23697d53dce9a506f65a713d6913e99ecb882f18",
+      "0173431d0c90a53be9b58abd606bcbe19bac65fa",
   "nacl_toolchain_mac_x86_hash":
-      "ea06ee0e55d5e4e252fc85c916474a40b6cad023",
+      "d09a2229839ece0c07fe23d5954e215edaa8823d",
   "nacl_toolchain_mac_x86_newlib_hash":
-      "039a39d2323c8e9380252607bcf9bca1a1cfa7d6",
+      "531ac475ab5c51e5aef9e688e5678889caa2e0ae",
   "nacl_toolchain_pnacl_darwin_i386_hash":
-      "fadb4949172a2cc918ddcadca06ec524f19b29b8",
+      "c7fe895cb02771f39c57bf38cef18ec57b5964b4",
   "nacl_toolchain_pnacl_linux_i686_hash":
-      "a1be3e4ecea3f3d3becfff6860e8a593ec014d81",
+      "e9c34cc67f5ac580414e4a012629b124d8220f34",
   "nacl_toolchain_pnacl_linux_x86_64_hash":
-      "f34c8efb57ca0d1f9fb3f71d9e343bfa7026bd03",
+      "c91d3c9b2a221ee3823ece93e0fa129dc6319300",
   "nacl_toolchain_win_x86_hash":
-      "6a8fd328bcbdaa88887a39fd9a83a006129b44dd",
+      "b02e1d003baba4ac071c41c6dda253cee0907a19",
   "nacl_toolchain_win_x86_newlib_hash":
-      "bd8dd553c9998e7bf826f5746c8ef69c3c5e5ac7",
-  "nacl_toolchain_revision": "7799",
-  "pnacl_toolchain_revision": "7799",
+      "1a64e1a60f398c65d2a5157270996202502d7cc6",
+  "nacl_toolchain_revision": "7898",
+  "pnacl_toolchain_revision": "7898",
 
   "libjingle_revision": "119",
   "libphonenumber_revision": "425",
   "libvpx_revision": "123809",
   "lss_revision": "9",
 
   # These two FFmpeg variables must be updated together.  One is used for SVN
   # checkouts and the other for Git checkouts.
   "ffmpeg_revision": "124825",
   "ffmpeg_hash": "baa5f11e7dc682b2bb5545e9fbf037090b99fff1",
@@ skipping 464 matching lines @@
     "pattern": ".",
     "action": ["python", "src/build/util/lastchange.py",
                "-o", "src/build/util/LASTCHANGE"],
   },
   {
     # A change to a .gyp, .gypi, or to GYP itself should run the generator.
     "pattern": ".",
     "action": ["python", "src/build/gyp_chromium"],
   },
 ]