TaskManager: introduce Resource::(Can)Inspect; support tabs, apps, extensions and notifications.

chrome/browser/task_manager/task_manager_notification_resource_provider.cc

Index: chrome/browser/task_manager/task_manager_notification_resource_provider.cc
diff --git a/chrome/browser/task_manager/task_manager_notification_resource_provider.cc b/chrome/browser/task_manager/task_manager_notification_resource_provider.cc
index 2e610394b40f2bb2ec8188abe1b9c1fcb55a4d75..8d75fc9ed25690ea42d5389707226480b9e5713a 100644
--- a/chrome/browser/task_manager/task_manager_notification_resource_provider.cc
+++ b/chrome/browser/task_manager/task_manager_notification_resource_provider.cc
@@ -7,6 +7,7 @@
 #include "base/basictypes.h"
 #include "base/stl_util.h"
 #include "chrome/browser/browser_process.h"
+#include "chrome/browser/debugger/devtools_window.h"
 #include "chrome/browser/notifications/balloon_collection.h"
 #include "chrome/browser/notifications/balloon_host.h"
 #include "chrome/browser/notifications/notification_ui_manager.h"
@@ -63,6 +64,14 @@ TaskManager::Resource::Type TaskManagerNotificationResource::GetType() const {
   return NOTIFICATION;
 }
 
+bool TaskManagerNotificationResource::CanInspect() const {
+  return true;
+}
+
+void TaskManagerNotificationResource::Inspect() const {
+  DevToolsWindow::OpenDevToolsWindow(balloon_host_->render_view_host());
+}
+
 bool TaskManagerNotificationResource::SupportNetworkUsage() const {
   return false;
 }