Add charcode to Dartium deps

tools/deps/dartium.deps/DEPS

 import gclient_utils
 import os
 
 path = gclient_utils.FindGclientRoot(os.getcwd())
 execfile(os.path.join(path, 'src', 'dart', 'tools', 'deps', 'dartium.deps', 'DEPS.chromium')) # Include proper Chromium DEPS.
 
 # Now we need to override some settings and add some new ones.
 
 vars.update({
   "chromium_url": "http://src.chromium.org/svn",
   "dartium_base": "http://src.chromium.org",
   "dartium_chromium_branch": "master",
   "dartium_chromium_commit": "62a7524d4f71c9e0858d24b0aa1bbff3a2d09bff",
   "chromium_base_revision": "297060",
   "dartium_webkit_branch": "/blink/branches/dart/dartium",
   "dartium_webkit_revision": "196634",
 
   "args_tag": "@0.13.0",
   "barback_rev" : "@29ee90dbcf77cfd64632fa2797a4c8a4f29a4b51",
+  "charcode_tag": "@1.1.0",
   "collection_rev": "@1da9a07f32efa2ba0c391b289e2037391e31da0e",
   "crypto_rev" : "@2df57a1e26dd88e8d0614207d4b062c73209917d",
   "glob_rev": "@704cf75e4f26b417505c5c611bdaacd8808467dd",
   "http_rev" : "@9b93e1542c753090c50b46ef1592d44bc858bfe7",
   "http_multi_server_tag" : "@1.3.2",
   "http_parser_rev" : "@8b179e36aba985208e4c5fb15cfddd386b6370a4",
   "http_throttle_rev" : "@a81f08be942cdd608883c7b67795c12226abc235",
   "json_rpc_2_rev": "@a38eefd116d910199de205f962af92fed87c164c",
   "logging_rev": "@85d83e002670545e9039ad3985f0018ab640e597",
   "matcher_tag": "@0.12.0",
@@ skipping 89 matching lines @@
   "src/dart/third_party/pkg/shelf_web_socket":
       "https://github.com/dart-lang/shelf_web_socket.git" +
       Var("shelf_web_socket_rev"),
   "src/dart/third_party/pkg/watcher":
       "https://github.com/dart-lang/watcher.git" + Var("watcher_tag"),
   "src/dart/third_party/pkg/yaml":
       "https://github.com/dart-lang/yaml.git" + Var("yaml_rev"),
 
   "src/dart/third_party/pkg/args":
       "https://github.com/dart-lang/args.git" + Var("args_tag"),
+  "src/dart/third_party/pkg/charcode":
+      "https://github.com/dart-lang/charcode.git" + Var("charcode_tag"),
   "src/dart/third_party/pkg/http_parser":
       "https://github.com/dart-lang/http_parser.git" + Var("http_parser_rev"),
   "src/dart/third_party/pkg/matcher":
       "https://github.com/dart-lang/matcher.git" + Var("matcher_tag"),
   "src/dart/third_party/pkg/metatest":
       "https://github.com/dart-lang/metatest.git" + Var("metatest_rev"),
   "src/dart/third_party/pkg/path":
       "https://github.com/dart-lang/path.git" + Var("path_rev"),
   "src/dart/third_party/pkg/package_config":
       "https://github.com/dart-lang/package_config.git" +
@@ skipping 74 matching lines @@
     "download_from_google_storage",
     "--no_auth",
     "--no_resume",
     "--bucket",
     "dart-dependencies",
     "-d",
     "-r",
     "src/dart/tools/testing/bin",
   ],
 })