Revert of [remoting android] Initialize It2Me host and implement Connect()

remoting/host/policy_watcher.cc

Index: remoting/host/policy_watcher.cc
diff --git a/remoting/host/policy_watcher.cc b/remoting/host/policy_watcher.cc
index 96727292f7fd98b3b7efd41526da4448bd92a17b..f114f068fa31c08580f1dcccd10c10df8f3076d7 100644
--- a/remoting/host/policy_watcher.cc
+++ b/remoting/host/policy_watcher.cc
@@ -374,12 +374,6 @@
       policy::POLICY_SCOPE_MACHINE));
 #elif defined(OS_ANDROID)
   NOTIMPLEMENTED();
-  policy::PolicyServiceImpl::Providers providers;
-  std::unique_ptr<policy::PolicyService> owned_policy_service(
-      new policy::PolicyServiceImpl(providers));
-  return base::WrapUnique(new PolicyWatcher(
-      owned_policy_service.get(), std::move(owned_policy_service), nullptr,
-      CreateSchemaRegistry()));
 #else
 #error OS that is not yet supported by PolicyWatcher code.
 #endif