Gtk content shell: map key F5 to reload.

content/shell/shell_gtk.cc

Index: content/shell/shell_gtk.cc
diff --git a/content/shell/shell_gtk.cc b/content/shell/shell_gtk.cc
index 22d6b330484c30c9fdd06899f3234041727b582b..227d82b8520355155c2bc26b601044fd3e11b905 100644
--- a/content/shell/shell_gtk.cc
+++ b/content/shell/shell_gtk.cc
@@ -134,6 +134,12 @@ void Shell::PlatformCreateWindow(int width, int height) {
       g_cclosure_new(G_CALLBACK(OnNewWindowKeyPressedThunk),
                     this, NULL));
 
+  gtk_accel_group_connect(
+    accel_group, GDK_F5, (GdkModifierType)0,
+      GTK_ACCEL_VISIBLE,
+      g_cclosure_new(G_CALLBACK(OnReloadKeyPressedThunk),
+                    this, NULL));
+
   GtkWidget* toolbar = gtk_toolbar_new();
   // Turn off the labels on the toolbar buttons.
   gtk_toolbar_set_style(GTK_TOOLBAR(toolbar), GTK_TOOLBAR_ICONS);
@@ -288,6 +294,14 @@ gboolean Shell::OnHighlightURLView(GtkAccelGroup* accel_group,
   return TRUE;
 }
 
+gboolean Shell::OnReloadKeyPressed(GtkAccelGroup* accel_group,
+                                   GObject* acceleratable,
+                                   guint keyval,
+                                   GdkModifierType modifier) {
+  Reload();
+  return TRUE;
+}
+
 void Shell::PlatformSetTitle(const string16& title) {
   if (headless_)
     return;