Remove android_java_ui as it is not used

chrome/browser/push_messaging/push_messaging_notification_manager.cc

Index: chrome/browser/push_messaging/push_messaging_notification_manager.cc
diff --git a/chrome/browser/push_messaging/push_messaging_notification_manager.cc b/chrome/browser/push_messaging/push_messaging_notification_manager.cc
index e6fb974a2d2e6d060fc376c5aa6a5659d348fcbc..4a0afa6c7d49889327be701505d0279797bbd2cc 100644
--- a/chrome/browser/push_messaging/push_messaging_notification_manager.cc
+++ b/chrome/browser/push_messaging/push_messaging_notification_manager.cc
@@ -36,7 +36,7 @@
 #include "ui/base/l10n/l10n_util.h"
 #include "url/gurl.h"
 
-#if BUILDFLAG(ANDROID_JAVA_UI)
+#if defined(OS_ANDROID)
 #include "chrome/browser/ui/android/tab_model/tab_model.h"
 #include "chrome/browser/ui/android/tab_model/tab_model_list.h"
 #else
@@ -148,7 +148,7 @@ void PushMessagingNotificationManager::DidGetNotificationsFromDatabase(
   bool notification_needed = true;
 
   // Sites with a currently visible tab don't need to show notifications.
-#if BUILDFLAG(ANDROID_JAVA_UI)
+#if defined(OS_ANDROID)
   for (auto it = TabModelList::begin(); it != TabModelList::end(); ++it) {
     Profile* profile = (*it)->GetProfile();
     WebContents* active_web_contents = (*it)->GetActiveWebContents();