extensions: Add ExtensionView interface.

chrome/browser/ui/gtk/extensions/extension_view_gtk.cc

Index: chrome/browser/ui/gtk/extensions/extension_view_gtk.cc
diff --git a/chrome/browser/ui/gtk/extensions/extension_view_gtk.cc b/chrome/browser/ui/gtk/extensions/extension_view_gtk.cc
index 5b2cf1d752aa3f7d9448353e4043deecdd9baf0c..38de454c0f58f64bf4bb88b77389cb5e23c74b03 100644
--- a/chrome/browser/ui/gtk/extensions/extension_view_gtk.cc
+++ b/chrome/browser/ui/gtk/extensions/extension_view_gtk.cc
@@ -39,15 +39,19 @@ void ExtensionViewGtk::SetBackground(const SkBitmap& background) {
   }
 }
 
+Browser* ExtensionViewGtk::GetBrowser() {
+  return browser_;
+}
+
+const Browser* ExtensionViewGtk::GetBrowser() const {
+  return browser_;
+}
+
 void ExtensionViewGtk::ResizeDueToAutoResize(const gfx::Size& new_size) {
   if (container_)
     container_->OnExtensionSizeChanged(this, new_size);
 }
 
-void ExtensionViewGtk::CreateWidgetHostView() {
-  extension_host_->CreateRenderViewSoon();
-}
-
 void ExtensionViewGtk::RenderViewCreated() {
   if (!pending_background_.empty() && render_view_host()->GetView()) {
     render_view_host()->GetView()->SetBackground(pending_background_);
@@ -63,3 +67,19 @@ void ExtensionViewGtk::RenderViewCreated() {
     render_view_host()->EnableAutoResize(min_size, max_size);
   }
 }
+
+void ExtensionViewGtk::DidStopLoading() {
+  NOTIMPLEMENTED();
+}
+
+void ExtensionViewGtk::CreateWidgetHostView() {
+  extension_host_->CreateRenderViewSoon();
+}
+
+// static
+ExtensionView* ExtensionView::Create(extensions::ExtensionHost* host,
+                                     Browser* browser) {
+  ExtensionViewGtk* extension_view = new ExtensionViewGtk(host, browser);
+  extension_view->Init();
+  return extension_view;
+}