Input file type now supported in extension popups.

chrome/browser/extensions/extension_host.h

Index: chrome/browser/extensions/extension_host.h
diff --git a/chrome/browser/extensions/extension_host.h b/chrome/browser/extensions/extension_host.h
index 0148dfaf50dd92a8a0f3856b98b11a4b3533385d..80dbf1423ad023cf96ea133e153fdefe9e782ce9 100644
--- a/chrome/browser/extensions/extension_host.h
+++ b/chrome/browser/extensions/extension_host.h
@@ -26,6 +26,7 @@
 
 class Browser;
 class Extension;
+class FileSelectHelper;
 class RenderProcessHost;
 class RenderWidgetHostView;
 class TabContents;
@@ -115,6 +116,7 @@ class ExtensionHost : public RenderViewHostDelegate,
   virtual const GURL& GetURL() const { return url_; }
   virtual void RenderViewCreated(RenderViewHost* render_view_host);
   virtual ViewType::Type GetRenderViewType() const;
+  virtual FileSelect* GetFileSelectDelegate();
   virtual int GetBrowserWindowID() const;
   virtual void RenderViewGone(RenderViewHost* render_view_host);
   virtual void DidNavigate(RenderViewHost* render_view_host,
@@ -268,6 +270,9 @@ class ExtensionHost : public RenderViewHostDelegate,
   // Used to measure how long it's been since the host was created.
   PerfTimer since_created_;
 
+  // FileSelectHelper, lazily created.
+  scoped_ptr<FileSelectHelper> file_select_helper_;
+
   DISALLOW_COPY_AND_ASSIGN(ExtensionHost);
 };