Warn user in case extension delays network traffic too much.

chrome/browser/ui/webui/options/extension_settings_handler.h

Index: chrome/browser/ui/webui/options/extension_settings_handler.h
diff --git a/chrome/browser/ui/webui/options/extension_settings_handler.h b/chrome/browser/ui/webui/options/extension_settings_handler.h
index d326a1d0bc43b6b3263615b49c53b0a35efda2bb..f0b267aec73234d2e0d4c38f4cc21f7c7a99255e 100644
--- a/chrome/browser/ui/webui/options/extension_settings_handler.h
+++ b/chrome/browser/ui/webui/options/extension_settings_handler.h
@@ -10,6 +10,7 @@
 #include <vector>
 
 #include "chrome/browser/extensions/extension_install_ui.h"
+#include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_uninstall_dialog.h"
 #include "chrome/browser/ui/shell_dialogs.h"
 #include "chrome/browser/ui/webui/options/options_ui.h"
@@ -20,7 +21,6 @@
 #include "googleurl/src/gurl.h"
 
 class Extension;
-class ExtensionService;
 class FilePath;
 class PrefService;
 class RenderProcessHost;
@@ -62,6 +62,7 @@ class ExtensionSettingsHandler : public OptionsPageUIHandler,
       ExtensionService* service,
       const Extension* extension,
       const std::vector<ExtensionPage>& pages,
+      const ExtensionService::ExtensionWarningsType& warnings,
       bool enabled,
       bool terminated);
 
@@ -163,6 +164,9 @@ class ExtensionSettingsHandler : public OptionsPageUIHandler,
   // needed.
   ExtensionUninstallDialog* GetExtensionUninstallDialog();
 
+  // Returns a localized string for |warning|.
+  static string16 GetLocalizedWarning(const ExtensionServiceWarning& warning);
+
   // Our model.  Outlives us since it's owned by our containing profile.
   ExtensionService* extension_service_;