Replace PeekMessage for TSF awareness

chrome/browser/chrome_browser_main_win.cc

Index: chrome/browser/chrome_browser_main_win.cc
diff --git a/chrome/browser/chrome_browser_main_win.cc b/chrome/browser/chrome_browser_main_win.cc
index b2f8b721810472800f3cf3d6cfbfc0e18fed8ac2..e1385bba4666cb735367dd9803d5cbedf8076779 100644
--- a/chrome/browser/chrome_browser_main_win.cc
+++ b/chrome/browser/chrome_browser_main_win.cc
@@ -18,6 +18,7 @@
 #include "base/string_number_conversions.h"
 #include "base/utf_string_conversions.h"
 #include "base/win/metro.h"
+#include "base/win/text_services_message_filter.h"
 #include "base/win/windows_version.h"
 #include "base/win/wrapped_window_proc.h"
 #include "chrome/browser/browser_util_win.h"
@@ -188,6 +189,21 @@ void ChromeBrowserMainPartsWin::PreMainMessageLoopStart() {
     new chrome::MediaDeviceNotificationsWindowWin();
 }
 
+void ChromeBrowserMainPartsWin::PostMainMessageLoopStart() {
+  DCHECK_EQ(MessageLoop::TYPE_UI, MessageLoop::current()->type());
+
+  if (base::win::IsTsfAwareRequired()) {
+    // Create a TSF message filter for the message loop. MessageLoop takes
+    // ownership of the filter.
+    scoped_ptr<base::win::TextServicesMessageFilter> tsf_message_filter(
+      new base::win::TextServicesMessageFilter);
+    if (tsf_message_filter->Init()) {
+      MessageLoopForUI::current()->SetMessageFilter(
+        tsf_message_filter.PassAs<MessageLoopForUI::MessageFilter>());
+    }
+  }
+}
+
 // static
 void ChromeBrowserMainPartsWin::PrepareRestartOnCrashEnviroment(
     const CommandLine& parsed_command_line) {