chromeos: Add ArcInputBridge to components/arc

chrome/browser/chromeos/chrome_browser_main_chromeos.cc

Index: chrome/browser/chromeos/chrome_browser_main_chromeos.cc
diff --git a/chrome/browser/chromeos/chrome_browser_main_chromeos.cc b/chrome/browser/chromeos/chrome_browser_main_chromeos.cc
index 8c0d0ed9c1baf9a7703271d9edb7ba80c57acd9c..fdac88105033e55854ff12a4c727c4343773017e 100644
--- a/chrome/browser/chromeos/chrome_browser_main_chromeos.cc
+++ b/chrome/browser/chromeos/chrome_browser_main_chromeos.cc
@@ -146,6 +146,7 @@
 #endif
 
 #include "components/arc/arc_bridge_service.h"
+#include "components/arc/input/arc_input_bridge.h"
 
 namespace chromeos {
 
@@ -394,6 +395,10 @@ void ChromeBrowserMainPartsChromeos::PreMainMessageLoopRun() {
           content::BrowserThread::IO),
       content::BrowserThread::GetMessageLoopProxyForThread(
           content::BrowserThread::FILE));
+  arc_input_bridge_.reset(new arc::ArcInputBridge(
+      arc_bridge_service_->AsWeakPtr(),
+      content::BrowserThread::GetMessageLoopProxyForThread(
+          content::BrowserThread::IO)));
   arc_bridge_service_->DetectAvailability();
 
   chromeos::ResourceReporter::GetInstance()->StartMonitoring();