Pass unhandled keyup messages coming in from the renderer to the underlying v...

chrome/browser/tab_contents/tab_contents_view_gtk.cc

 // Copyright (c) 2009 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/tab_contents/tab_contents_view_gtk.h"
 
 #include <gdk/gdk.h>
 #include <gdk/gdkkeysyms.h>
 #include <gtk/gtk.h>
 
@@ skipping 553 matching lines @@
   if (!window) {
     NOTREACHED();
     return;
   }
 
   // Filter out pseudo key events created by GtkIMContext signal handlers.
   // Since GtkIMContext signal handlers don't use GdkEventKey objects, its
   // |event.os_event| values are dummy values (or NULL.)
   // We should filter out these pseudo key events to prevent unexpected
   // behaviors caused by them.
-  if (event.type == WebKit::WebInputEvent::Char)
+  // We should also filter out the KeyUp event as it should not be processed
+  // as an accelerator.
+  if (event.type == WebKit::WebInputEvent::Char ||
+      event.type == WebKit::WebInputEvent::KeyUp)
     return;
 
   BrowserWindowGtk* browser_window =
       BrowserWindowGtk::GetBrowserWindowForNativeWindow(window);
   DCHECK(browser_window);
   browser_window->HandleKeyboardEvent(event.os_event);
 }
 
 void TabContentsViewGtk::Observe(NotificationType type,
                                  const NotificationSource& source,
@@ skipping 110 matching lines @@
     gtk_container_child_set_property(GTK_CONTAINER(floating_container),
                                      widget, "x", &value);
 
     int child_y = std::max(half_view_height - (requisition.height / 2), 0);
     g_value_set_int(&value, child_y);
     gtk_container_child_set_property(GTK_CONTAINER(floating_container),
                                      widget, "y", &value);
     g_value_unset(&value);
   }
 }