ash uber tray: Add the detailed network popup

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 de2b3886cba43d6de0849d322ff0cc8f46b0091f..0afb6667f56c9aff746806f5083afa7c8a11874e 100644
--- a/ash/system/tray/system_tray_delegate.h
+++ b/ash/system/tray/system_tray_delegate.h
@@ -18,6 +18,7 @@ struct NetworkIconInfo {
   SkBitmap image;
   string16 name;
   string16 description;
+  std::string unique_id;
 };
 
 class SystemTrayDelegate {
@@ -42,6 +43,9 @@ class SystemTrayDelegate {
   // Shows the settings related to date, timezone etc.
   virtual void ShowDateSettings() = 0;
 
+  // Show the settings related to network.
+  virtual void ShowNetworkSettings() = 0;
+
   // Shows help.
   virtual void ShowHelp() = 0;
 
@@ -69,7 +73,19 @@ class SystemTrayDelegate {
   // 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.)
-  virtual NetworkIconInfo GetMostRelevantNetworkIcon() = 0;
+  virtual NetworkIconInfo GetMostRelevantNetworkIcon(bool large) = 0;
+
+  // Returns information about the available networks.
+  virtual void GetAvailableNetworks(std::vector<NetworkIconInfo>* list) = 0;
+
+  // Connects to the network specified by the unique id.
+  virtual void ConnectToNetwork(const std::string& network_id) = 0;
+
+  // Toggles airplane mode.
+  virtual void ToggleAirplaneMode() = 0;
+
+  // Shows UI for changing proxy settings.
+  virtual void ChangeProxySettings() = 0;
 };
 
 }  // namespace ash