Highlight background pages in task manager if user clicks View Background Pages.

chrome/browser/ui/gtk/browser_window_gtk.cc

Index: chrome/browser/ui/gtk/browser_window_gtk.cc
diff --git a/chrome/browser/ui/gtk/browser_window_gtk.cc b/chrome/browser/ui/gtk/browser_window_gtk.cc
index 1a49281f55553ea01cd1b91997f60003ef3ddb2e..42913bb4eaf7e310c6f7e7ee06092002ef60d8a2 100644
--- a/chrome/browser/ui/gtk/browser_window_gtk.cc
+++ b/chrome/browser/ui/gtk/browser_window_gtk.cc
@@ -886,6 +886,12 @@ void BrowserWindowGtk::ShowTaskManager() {
   TaskManagerGtk::Show();
 }
 
+void BrowserWindowGtk::ShowBackgroundPages() {
+  // TODO(atwilson): Support highlighting background resources.
+  // (http://crbug.com/71490)
+  TaskManagerGtk::Show();
+}
+
 void BrowserWindowGtk::ShowBookmarkBubble(const GURL& url,
                                           bool already_bookmarked) {
   toolbar_->GetLocationBarView()->ShowStarBubble(url, !already_bookmarked);