Add guava to chromium third party

DEPS

Index: DEPS
diff --git a/DEPS b/DEPS
index ab68bce0167dd6d42eb149652436328ae05a1549..d99d91212f241bb35b8c7bf23df9ea04d6abee32 100644
--- a/DEPS
+++ b/DEPS
@@ -597,6 +597,16 @@ hooks = [
     ],
   },
   {
+    'name': 'guava',
+    'pattern': '.',
+    'action': ['python',
+               'src/build/android/update_deps/update_third_party_deps.py',
+               'download',
+               '-b', 'chromium-guava',
+               '-l', 'third_party/guava'
+    ],
+  },
+  {
     # Downloads the current stable linux sysroot to build/linux/ if needed.
     # This sysroot updates at about the same rate that the chrome build deps
     # change. This script is a no-op except for linux users who are doing