Extract the NaCl toolchain during download so that we can build with it.

DEPS

 # This file is used to manage the dependencies of the Chromium src repo. It is
 # used by gclient to determine what version of each dependency to check out, and
 # where.
 #
 # For more information, please refer to the official documentation:
 #   https://sites.google.com/a/chromium.org/dev/developers/how-tos/get-the-code
 #
 # When adding a new dependency, please update the top-level .gitignore file
 # to list the dependency's destination directory.
 #
@@ skipping 522 matching lines @@
   {
     # This downloads binaries for Native Client's newlib toolchain.
     # Done in lieu of building the toolchain from scratch as it can take
     # anywhere from 30 minutes to 4 hours depending on platform to build.
     'name': 'nacltools',
     'pattern': '.',
     'action': [
         'python',
         'src/build/download_nacl_toolchains.py',
         '--mode', 'nacl_core_sdk',
-        'sync',
+        'sync', '--extract',
     ],
   },
   {
     # This downloads SDK extras and puts them in the
     # third_party/android_tools/sdk/extras directory on the bots. Developers
     # need to manually install these packages and accept the ToS.
     'name': 'sdkextras',
     'pattern': '.',
     # When adding a new sdk extras package to download, add the package
     # directory and zip file to .gitignore in third_party/android_tools.
@@ skipping 223 matching lines @@
     # corresponding .py files have already been deleted.
     'name': 'remove_stale_pyc_files',
     'pattern': 'src/tools/.*\\.py',
     'action': [
         'python',
         'src/tools/remove_stale_pyc_files.py',
         'src/tools',
     ],
   },
 ]