More style nits.

chrome/browser/dom_ui/html_dialog_ui.h

 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_DOM_UI_HTML_DIALOG_UI_H_
 #define CHROME_BROWSER_DOM_UI_HTML_DIALOG_UI_H_
 
+#include <string>
 #include <vector>
 
 #include "chrome/browser/dom_ui/dom_ui.h"
 #include "chrome/common/property_bag.h"
 #include "googleurl/src/gurl.h"
 
 namespace gfx {
 class Size;
 }
 
 // Implement this class to receive notifications.
 class HtmlDialogUIDelegate {
  public:
-   // Returns true if the contents needs to be run in a modal dialog.
-   virtual bool IsDialogModal() const = 0;
+  // Returns true if the contents needs to be run in a modal dialog.
+  virtual bool IsDialogModal() const = 0;
 
-   // Returns the title of the dialog.
-   virtual std::wstring GetDialogTitle() const = 0;
+  // Returns the title of the dialog.
+  virtual std::wstring GetDialogTitle() const = 0;
 
-   // Get the HTML file path for the content to load in the dialog.
-   virtual GURL GetDialogContentURL() const = 0;
+  // Get the HTML file path for the content to load in the dialog.
+  virtual GURL GetDialogContentURL() const = 0;
 
-   // Get DOMMessageHandler objects to handle messages from the HTML/JS page.
-   // The handlers are used to send and receive messages from the page while it
-   // is still open.  Ownership of each handler is taken over by the DOMUI
-   // hosting the page.
-   virtual void GetDOMMessageHandlers(
-       std::vector<DOMMessageHandler*>* handlers) const = 0;
+  // Get DOMMessageHandler objects to handle messages from the HTML/JS page.
+  // The handlers are used to send and receive messages from the page while it
+  // is still open.  Ownership of each handler is taken over by the DOMUI
+  // hosting the page.
+  virtual void GetDOMMessageHandlers(
+      std::vector<DOMMessageHandler*>* handlers) const = 0;
 
-   // Get the size of the dialog.
-   virtual void GetDialogSize(gfx::Size* size) const = 0;
+  // Get the size of the dialog.
+  virtual void GetDialogSize(gfx::Size* size) const = 0;
 
-   // Gets the JSON string input to use when showing the dialog.
-   virtual std::string GetDialogArgs() const = 0;
+  // Gets the JSON string input to use when showing the dialog.
+  virtual std::string GetDialogArgs() const = 0;
 
-   // A callback to notify the delegate that the dialog closed.
-   virtual void OnDialogClosed(const std::string& json_retval) = 0;
+  // A callback to notify the delegate that the dialog closed.
+  virtual void OnDialogClosed(const std::string& json_retval) = 0;
 
-  protected:
-   ~HtmlDialogUIDelegate() {}
+ protected:
+  ~HtmlDialogUIDelegate() {}
 };
 
 // Displays file URL contents inside a modal HTML dialog.
 //
 // This application really should not use TabContents + DOMUI. It should instead
 // just embed a RenderView in a dialog and be done with it.
 //
 // Before loading a URL corresponding to this DOMUI, the caller should set its
 // delegate as a property on the TabContents. This DOMUI will pick it up from
 // there and call it back. This is a bit of a hack to allow the dialog to pass
 // its delegate to the DOM UI without having nasty accessors on the TabContents.
 // The correct design using RVH directly would avoid all of this.
 class HtmlDialogUI : public DOMUI {
  public:
   struct HtmlDialogParams {
     // The URL for the content that will be loaded in the dialog.
     GURL url;
     // Width of the dialog.
     int width;
     // Height of the dialog.
     int height;
     // The JSON input to pass to the dialog when showing it.
     std::string json_input;
   };
 
   // When created, the property should already be set on the TabContents.
-  HtmlDialogUI(TabContents* tab_contents);
+  explicit HtmlDialogUI(TabContents* tab_contents);
   virtual ~HtmlDialogUI();
 
   // Returns the PropertyBag accessor object used to write the delegate pointer
   // into the TabContents (see class-level comment above).
   static PropertyAccessor<HtmlDialogUIDelegate*>& GetPropertyAccessor();
 
  private:
   // DOMUI overrides.
   virtual void RenderViewCreated(RenderViewHost* render_view_host);
 
   // JS message handler.
   void OnDialogClosed(const Value* content);
 
   DISALLOW_COPY_AND_ASSIGN(HtmlDialogUI);
 };
 
 #endif  // CHROME_BROWSER_DOM_UI_HTML_DIALOG_UI_H_