dbus: Add ObjectProxy::WaitForServiceToBeAvailable()

Split ConnectToNameOwnerChangedSignal() from ConnectToSignalInternal().
Add WaitForServiceToBeAvailable()
Add test.

BUG=141009
TEST=dbus_unittests
R=satorux@chromium.org

Review URL: https://codereview.chromium.org/25488002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@226428 0039d316-1c4b-4281-b951-d872f2087c98


CrOS-Libchrome-Original-Commit: 118090c51632bd1f19578a3240e79d1c44f1a52b
4 files changed
tree: 02026452907e3001953056034461932e37a27eef
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. ipc/
  6. mojo/
  7. testing/
  8. third_party/
  9. ui/