WIP / Do not commit

chrome/browser/plugin_installer_infobar_delegate.h

Index: chrome/browser/plugin_installer_infobar_delegate.h
diff --git a/chrome/browser/plugin_installer_infobar_delegate.h b/chrome/browser/plugin_installer_infobar_delegate.h
index 3d2f68fa0db2d94be3705e61dec92b1d59762501..0ae895fcdd3784d88225150d93f4d23c8d542be8 100644
--- a/chrome/browser/plugin_installer_infobar_delegate.h
+++ b/chrome/browser/plugin_installer_infobar_delegate.h
@@ -7,16 +7,20 @@
 #pragma once
 
 #include "base/callback.h"
+#include "chrome/browser/plugin_installer_observer.h"
 #include "chrome/browser/tab_contents/confirm_infobar_delegate.h"
 #include "googleurl/src/gurl.h"
 
 // The main purpose for this class is to popup/close the infobar when there is
 // a missing plugin.
-class PluginInstallerInfoBarDelegate : public ConfirmInfoBarDelegate {
+class PluginInstallerInfoBarDelegate : public ConfirmInfoBarDelegate,
+                                       public PluginInstallerObserver {
  public:
   // Shows an infobar asking whether to install the plugin with the name
   // |plugin_name|. When the user accepts, |callback| is called.
-  PluginInstallerInfoBarDelegate(InfoBarTabHelper* infobar_helper,
+  // If |installer| is not NULL, registers itself as its observer.
+  PluginInstallerInfoBarDelegate(PluginInstaller* installer,
+                                 InfoBarTabHelper* infobar_helper,
                                  const string16& plugin_name,
                                  const GURL& learn_more_url,
                                  const base::Closure& callback);
@@ -35,6 +39,9 @@ class PluginInstallerInfoBarDelegate : public ConfirmInfoBarDelegate {
   virtual string16 GetLinkText() const OVERRIDE;
   virtual bool LinkClicked(WindowOpenDisposition disposition) OVERRIDE;
 
+  // PluginInstallerObserver:
+  virtual void DidStartDownload() OVERRIDE;
+
   string16 plugin_name_;
   GURL learn_more_url_;
   base::Closure callback_;