Revert of Don't use Compositor::Initialize for Aura Android

chrome/browser/chrome_browser_main_android.cc

Index: chrome/browser/chrome_browser_main_android.cc
diff --git a/chrome/browser/chrome_browser_main_android.cc b/chrome/browser/chrome_browser_main_android.cc
index 7877cff8114ab31a29a4231f5b1b76d0813704c9..4fd6d9d710200af8f35ce61a540c1c81723864ef 100644
--- a/chrome/browser/chrome_browser_main_android.cc
+++ b/chrome/browser/chrome_browser_main_android.cc
@@ -19,6 +19,7 @@
 #include "components/crash/content/browser/crash_dump_manager_android.h"
 #include "components/enhanced_bookmarks/persistent_image_store.h"
 #include "components/signin/core/browser/signin_manager.h"
+#include "content/public/browser/android/compositor.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/common/main_function_params.h"
 #include "media/base/android/media_client_android.h"
@@ -26,10 +27,6 @@
 #include "net/base/network_change_notifier.h"
 #include "ui/base/resource/resource_bundle_android.h"
 #include "ui/base/ui_base_paths.h"
-
-#if !defined(USE_AURA)
-#include "content/public/browser/android/compositor.h"
-#endif
 
 namespace {
 
@@ -103,9 +100,7 @@
   net::NetworkChangeNotifier::SetFactory(
       new net::NetworkChangeNotifierFactoryAndroid());
 
-#if !defined(USE_AURA)
   content::Compositor::Initialize();
-#endif
 
   // Chrome on Android does not use default MessageLoop. It has its own
   // Android specific MessageLoop.