Kill Extension::RuntimeData and move its guts to ExtensionsService.

chrome/browser/extensions/extension_host.cc

 // Copyright (c) 2010 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.
 
 #include "chrome/browser/extensions/extension_host.h"
 
 #include <list>
 
 #include "app/keyboard_codes.h"
 #include "app/l10n_util.h"
@@ skipping 220 matching lines @@
   // This method is only called by some APIs, so we still need to protect
   // DidNavigate below (location = "").
   if (url.SchemeIs(chrome::kExtensionScheme) &&
       url.host() != extension_->id()) {
     // TODO(erikkay) communicate this back to the caller?
     return;
   }
 
   url_ = url;
 
-  if (!is_background_page() && !extension_->GetBackgroundPageReady()) {
+  if (!is_background_page() &&
+      profile_->GetExtensionsService()->IsBackgroundPageReady(extension_)) {
     // Make sure the background page loads before any others.
     registrar_.Add(this, NotificationType::EXTENSION_BACKGROUND_PAGE_READY,
                    Source<Extension>(extension_));
     return;
   }
 
   render_view_host_->NavigateToURL(url_);
 }
 
 void ExtensionHost::Observe(NotificationType type,
                             const NotificationSource& source,
                             const NotificationDetails& details) {
   switch (type.value) {
     case NotificationType::EXTENSION_BACKGROUND_PAGE_READY:
-      DCHECK(extension_->GetBackgroundPageReady());
+      DCHECK(profile_->GetExtensionsService()->
+           IsBackgroundPageReady(extension_));
       NavigateToURL(url_);
       break;
     case NotificationType::RENDERER_PROCESS_CREATED:
       NotificationService::current()->Notify(
           NotificationType::EXTENSION_PROCESS_CREATED,
           Source<Profile>(profile_),
           Details<ExtensionHost>(this));
       break;
     case NotificationType::EXTENSION_UNLOADED:
       // The extension object will be deleted after this notification has been
@@ skipping 123 matching lines @@
 }
 
 void ExtensionHost::DocumentAvailableInMainFrame(RenderViewHost* rvh) {
   // If the document has already been marked as available for this host, then
   // bail. No need for the redundant setup. http://crbug.com/31170
   if (document_element_available_)
     return;
 
   document_element_available_ = true;
   if (is_background_page()) {
-    extension_->SetBackgroundPageReady();
+    profile_->GetExtensionsService()->SetBackgroundPageReady(extension_);
   } else {
     switch (extension_host_type_) {
       case ViewType::EXTENSION_INFOBAR:
         InsertInfobarCSS();
         break;
       default:
         break;  // No style sheet for other types, at the moment.
     }
   }
 }
@@ skipping 363 matching lines @@
     // Extensions hosted in ExternalTabContainer objects may not have
     // an associated browser.
     Browser* browser = GetBrowser();
     if (browser)
       window_id = ExtensionTabUtil::GetWindowId(browser);
   } else if (extension_host_type_ != ViewType::EXTENSION_BACKGROUND_PAGE) {
     NOTREACHED();
   }
   return window_id;
 }