Makes the InputMethodEngine can be switched per profile when the top-level browser window is switch…

ui/base/ime/input_method_base.cc

Index: ui/base/ime/input_method_base.cc
diff --git a/ui/base/ime/input_method_base.cc b/ui/base/ime/input_method_base.cc
index 9d43d8523a85811d2a7569d0a9463abc95c59f48..492d7f9a5e06700b527e90f9f6a60b9ae97c6503 100644
--- a/ui/base/ime/input_method_base.cc
+++ b/ui/base/ime/input_method_base.cc
@@ -34,8 +34,13 @@ void InputMethodBase::SetDelegate(internal::InputMethodDelegate* delegate) {
 }
 
 void InputMethodBase::OnFocus() {
-  if (ui::IMEBridge::Get())
+  if (ui::IMEBridge::Get()) {
     ui::IMEBridge::Get()->SetInputContextHandler(this);
+    ui::IMEEngineHandlerInterface* engine =
+        ui::IMEBridge::Get()->GetCurrentEngineHandler();
+    if (engine)
+      engine->MaybeSwitchEngine();
+  }
 }
 
 void InputMethodBase::OnBlur() {