Add android tools to v8's deps.

DEPS

 # Note: The buildbots evaluate this file with CWD set to the parent
 # directory and assume that the root of the checkout is in ./v8/, so
 # all paths in here must match this assumption.
 
 vars = {
+  "chromium_git": "https://chromium.googlesource.com",
+
   "chromium_trunk": "https://src.chromium.org/svn/trunk",
 
   "buildtools_revision": "fb782d4369d5ae04f17a2fceef7de5a63e50f07b",
 }
 
 deps = {
   # Remember to keep the revision in sync with the Makefile.
   "v8/build/gyp":
     "http://gyp.googlecode.com/svn/trunk@1831",
 
   "v8/third_party/icu":
     Var("chromium_trunk") + "/deps/third_party/icu52@277999",
 
   "v8/buildtools":
     "https://chromium.googlesource.com/chromium/buildtools.git@" +
     Var("buildtools_revision"),
 
   "v8/testing/gtest":
     "http://googletest.googlecode.com/svn/trunk@692",
 
   "v8/testing/gmock":
     "http://googlemock.googlecode.com/svn/trunk@485",
 }
 
 deps_os = {
+  "android": {
+    "v8/third_party/android_tools":
+      Var("chromium_git") + "/android_tools.git" + "@" +
+          "31869996507de16812bb53a3d0aaa15cd6194c16",
+  },
   "win": {
     "v8/third_party/cygwin":
       Var("chromium_trunk") + "/deps/third_party/cygwin@66844",
 
     "v8/third_party/python_26":
       Var("chromium_trunk") + "/tools/third_party/python_26@89111",
   }
 }
 
 include_rules = [
@@ skipping 43 matching lines @@
                 "--bucket", "chromium-clang-format",
                 "-s", "v8/buildtools/linux64/clang-format.sha1",
     ],
   },
   {
     # A change to a .gyp, .gypi, or to GYP itself should run the generator.
     "pattern": ".",
     "action": ["python", "v8/build/gyp_v8"],
   },
 ]