Set ENABLE_MANAGED_USERS #ifdef on Android.

chrome/browser/managed_mode/managed_user_service.cc

Index: chrome/browser/managed_mode/managed_user_service.cc
diff --git a/chrome/browser/managed_mode/managed_user_service.cc b/chrome/browser/managed_mode/managed_user_service.cc
index c7476c946db7e83fa0dd3096010a9d9cfc2cc405..2fd3df592463e5021abd3f6a2d84371b363e7f2f 100644
--- a/chrome/browser/managed_mode/managed_user_service.cc
+++ b/chrome/browser/managed_mode/managed_user_service.cc
@@ -150,7 +150,11 @@ void ManagedUserService::Shutdown() {
   did_shutdown_ = true;
   if (ProfileIsManaged()) {
     RecordProfileAndBrowserEventsHelper(kQuitBrowserKeyPrefix);
+#if !defined(OS_ANDROID)
+    // TODO(bauerb): Get rid of the platform-specific #ifdef here.
+    // http://crbug.com/313377
     BrowserList::RemoveObserver(this);
+#endif
   }
 
   if (!waiting_for_sync_initialization_)
@@ -574,7 +578,11 @@ void ManagedUserService::Init() {
       base::Bind(&ManagedUserService::UpdateManualURLs,
                  base::Unretained(this)));
 
+#if !defined(OS_ANDROID)
+  // TODO(bauerb): Get rid of the platform-specific #ifdef here.
+  // http://crbug.com/313377
   BrowserList::AddObserver(this);
+#endif
 
   // Initialize the filter.
   OnDefaultFilteringBehaviorChanged();