Reland r126700: ash uber tray: Add the detailed network popup

ash/shell.cc

Index: ash/shell.cc
diff --git a/ash/shell.cc b/ash/shell.cc
index 399082f5c3e929a658d16b4c5b0171ab3c7b38bc..06d35a56ff44334428e4b471119c5c5274e642c4 100644
--- a/ash/shell.cc
+++ b/ash/shell.cc
@@ -260,6 +260,9 @@ class DummySystemTrayDelegate : public SystemTrayDelegate {
   virtual void ShowDateSettings() OVERRIDE {
   }
 
+  virtual void ShowNetworkSettings() OVERRIDE {
+  }
+
   virtual void ShowHelp() OVERRIDE {
   }
 
@@ -282,9 +285,21 @@ class DummySystemTrayDelegate : public SystemTrayDelegate {
   virtual void ShutDown() OVERRIDE {}
   virtual void SignOut() OVERRIDE {}
   virtual void RequestLockScreen() OVERRIDE {}
-  virtual NetworkIconInfo GetMostRelevantNetworkIcon() {
+  virtual NetworkIconInfo GetMostRelevantNetworkIcon(bool large) OVERRIDE {
     return NetworkIconInfo();
   }
+  virtual void GetAvailableNetworks(
+      std::vector<NetworkIconInfo>* list) OVERRIDE {
+  }
+
+  virtual void ConnectToNetwork(const std::string& network_id) OVERRIDE {
+  }
+
+  virtual void ToggleAirplaneMode() OVERRIDE {
+  }
+
+  virtual void ChangeProxySettings() OVERRIDE {
+  }
 
   bool muted_;
   float volume_;