chromeos: Refactor NetworkConfigView to use shared widget parent code for mash

chrome/browser/chromeos/options/network_config_view.h

Index: chrome/browser/chromeos/options/network_config_view.h
diff --git a/chrome/browser/chromeos/options/network_config_view.h b/chrome/browser/chromeos/options/network_config_view.h
index de48279126f115e3482209a0d692860e5c47cced..672d603fc399dbc99504705a2bebece4e69cbf0b 100644
--- a/chrome/browser/chromeos/options/network_config_view.h
+++ b/chrome/browser/chromeos/options/network_config_view.h
@@ -46,22 +46,16 @@ class NetworkConfigView : public views::DialogDelegateView,
 
   // Shows a network connection dialog if none is currently visible. The dialog
   // will be a child of |parent| (e.g. the webui settings window) which ensures
-  // it appears on the display the user is looking at.
-  static void ShowInParent(const std::string& network_id,
-                           gfx::NativeWindow parent);
-
-  // Same as above but places the dialog in the given container on the primary
-  // display. Used as a fallback when no parent is available.
-  static void ShowInContainer(const std::string& network_id, int container_id);
+  // it appears on the display the user is looking at. If |parent| is null and
+  // no fallback parent can be found then the dialog will be placed on the
+  // primary display.
+  static void ShowForNetworkId(const std::string& network_id,
+                               gfx::NativeWindow parent);
 
   // Shows a dialog to configure a new network. |type| must be a valid Shill
-  // 'Type' property value.
+  // 'Type' property value. See above regarding |parent|.
   static void ShowForType(const std::string& type, gfx::NativeWindow parent);
 
-  // As above but places the dialog in the given ash window container on the
-  // primary display. Used as a fallback when no parent is available.
-  static void ShowForTypeInContainer(const std::string& type, int container_id);
-
   // Returns corresponding native window.
   gfx::NativeWindow GetNativeWindow() const;
 
@@ -98,12 +92,6 @@ class NetworkConfigView : public views::DialogDelegateView,
   NetworkConfigView();
   ~NetworkConfigView() override;
 
-  // Returns null for invalid network or if dialog is already showing.
-  static NetworkConfigView* CreateForNetworkId(const std::string& network_id);
-
-  // Returns null for invalid network type or if dialog is already showing.
-  static NetworkConfigView* CreateForType(const std::string& type);
-
   // Login dialog for known networks. Returns true if successfully created.
   bool InitWithNetworkState(const NetworkState* network);
   // Login dialog for new/hidden networks. Returns true if successfully created.
@@ -111,7 +99,6 @@ class NetworkConfigView : public views::DialogDelegateView,
 
   // Creates and shows a dialog containing this view.
   void ShowDialog(gfx::NativeWindow parent);
-  void ShowDialogInContainer(int container_id);
 
   // Resets the underlying view to show advanced options.
   void ShowAdvancedView();