make "reload" on chrome://extensions automatically relaunch running apps

chrome/browser/extensions/extension_process_manager.h

Index: chrome/browser/extensions/extension_process_manager.h
diff --git a/chrome/browser/extensions/extension_process_manager.h b/chrome/browser/extensions/extension_process_manager.h
index 9561c4b2a7afb67afc907bdc5821912530844191..d7102fe7c31d7067e611043d9c9beb6c84c4cc7e 100644
--- a/chrome/browser/extensions/extension_process_manager.h
+++ b/chrome/browser/extensions/extension_process_manager.h
@@ -101,6 +101,11 @@ class ExtensionProcessManager : public content::NotificationObserver {
   std::set<content::RenderViewHost*> GetRenderViewHostsForExtension(
       const std::string& extension_id);
 
+  // Returns all RenderViewHosts that are registered for the specified
+  // extension and have the given view type.
+  std::set<content::RenderViewHost*> GetRenderViewHostsWithTypeForExtension(
+      const std::string& extension_id, chrome::ViewType view_type);
+
   // Returns the extension associated with the specified RenderViewHost, or
   // NULL.
   const extensions::Extension* GetExtensionForRenderViewHost(
@@ -196,6 +201,13 @@ class ExtensionProcessManager : public content::NotificationObserver {
   // Clears background page data for this extension.
   void ClearBackgroundPageData(const std::string& extension_id);
 
+  // Gets the RVHs for the given extension. If |restrict_to_type| is true, only
+  // views of |view_type| are returned.
+  std::set<content::RenderViewHost*> DoGetRenderViewHostsForExtension(
+      const std::string& extension_id,
+      bool restrict_to_type,
+      chrome::ViewType view_type);
+
   BackgroundPageDataMap background_page_data_;
 
   // The time to delay between an extension becoming idle and