Part 1 of merging Extensions and DOMUI

chrome/browser/extensions/extension_dom_ui.h

+#ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_DOM_UI_H_
+#define CHROME_BROWSER_EXTENSIONS_EXTENSION_DOM_UI_H_
+
+#include "base/scoped_ptr.h"
+#include "chrome/browser/dom_ui/dom_ui.h"
+#include "chrome/browser/extensions/extension_function_dispatcher.h"
+
+// This class implements DOMUI for extensions and allows extensions to put UI in
+// the main tab contents area.
+class ExtensionDOMUI 
+    : public DOMUI,
+      public ExtensionFunctionDispatcher::Delegate {
+ public:
+  explicit ExtensionDOMUI(TabContents* tab_contents);
+  ExtensionFunctionDispatcher* extension_function_dispatcher() const {
+    return extension_function_dispatcher_.get();
+  }
+
+  // DOMUI
+  virtual void RenderViewCreated(RenderViewHost* render_view_host);
+  virtual void ProcessDOMUIMessage(const std::string& message,
+                                   const std::string& content,
+                                   int request_id,
+                                   bool has_callback);
+
+  // ExtensionFunctionDispatcher::Delegate
+  virtual Browser* GetBrowser();
+
+ private:
+  scoped_ptr<ExtensionFunctionDispatcher> extension_function_dispatcher_;
+};
+
+#endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_DOM_UI_H_