Support IME properties in uber tray.

ash/system/tray/system_tray_delegate.h

Index: ash/system/tray/system_tray_delegate.h
diff --git a/ash/system/tray/system_tray_delegate.h b/ash/system/tray/system_tray_delegate.h
index 01258cbcfa9fef2eef7f285651a31aa0efc85662..82fbf0022747b5d61d8f5b4d90569d77ada2ab65 100644
--- a/ash/system/tray/system_tray_delegate.h
+++ b/ash/system/tray/system_tray_delegate.h
@@ -41,6 +41,17 @@ struct ASH_EXPORT BluetoothDeviceInfo {
 
 typedef std::vector<BluetoothDeviceInfo> BluetoothDeviceList;
 
+struct ASH_EXPORT IMEPropertyInfo {
+  IMEPropertyInfo();
+  ~IMEPropertyInfo();
+
+  bool selected;
+  std::string key;
+  string16 name;
+};
+
+typedef std::vector<IMEPropertyInfo> IMEPropertyInfoList;
+
 struct ASH_EXPORT IMEInfo {
   IMEInfo();
   ~IMEInfo();
@@ -137,9 +148,15 @@ class SystemTrayDelegate {
   // Returns a list of availble IMEs.
   virtual void GetAvailableIMEList(IMEInfoList* list) = 0;
 
+  // Returns a list of properties for the currently selected IME.
+  virtual void GetCurrentIMEProperties(IMEPropertyInfoList* list) = 0;
+
   // Switches to the selected input method.
   virtual void SwitchIME(const std::string& ime_id) = 0;
 
+  // Activates an IME property.
+  virtual void ActivateIMEProperty(const std::string& key) = 0;
+
   // Returns information about the most relevant network. Relevance is
   // determined by the implementor (e.g. a connecting network may be more
   // relevant over a connected network etc.)