Implement page action popups.

chrome/browser/gtk/location_bar_view_gtk.cc

Index: chrome/browser/gtk/location_bar_view_gtk.cc
diff --git a/chrome/browser/gtk/location_bar_view_gtk.cc b/chrome/browser/gtk/location_bar_view_gtk.cc
index 8ee260f71f80dac3a8f9263aaf2ee55b632f6aad..2c1f4eca15eba1c550c653c30430a4dc828e7955 100644
--- a/chrome/browser/gtk/location_bar_view_gtk.cc
+++ b/chrome/browser/gtk/location_bar_view_gtk.cc
@@ -465,6 +465,20 @@ int LocationBarViewGtk::PageActionVisibleCount() {
   return count;
 }
 
+ExtensionAction* LocationBarViewGtk::GetPageAction(size_t index) {
+  NOTIMPLEMENTED();
+  return NULL;
+}
+
+ExtensionAction* LocationBarViewGtk::GetVisiblePageAction(size_t index) {
+  NOTIMPLEMENTED();
+  return NULL;
+}
+
+void LocationBarViewGtk::TestPageActionPressed(size_t index) {
+  NOTIMPLEMENTED();
+}
+
 void LocationBarViewGtk::Observe(NotificationType type,
                                  const NotificationSource& source,
                                  const NotificationDetails& details) {