[LyX/master] Remove special GlobalMenuBar class. As Patrick De Visschere pointed out it is not needed. The shortcut handling of Qt does it internally now what GlobalMenuBar was made for.

[Stephan Witt]

commit f73091228c9b0661d5a6f9b36da018b77da74a19
Author: Stephan Witt <sw...@lyx.org>
Date:   Sun Aug 24 20:29:52 2014 +0200

    Remove special GlobalMenuBar class. As Patrick De Visschere pointed out it 
is not needed. The shortcut handling of Qt does it internally now what 
GlobalMenuBar was made for.

diff --git a/src/frontends/qt4/GuiApplication.cpp 
b/src/frontends/qt4/GuiApplication.cpp
index 5ee0c58..56cbd60 100644
--- a/src/frontends/qt4/GuiApplication.cpp
+++ b/src/frontends/qt4/GuiApplication.cpp
@@ -651,28 +651,6 @@ public:
        }
 };
 
-class GlobalMenuBar : public QMenuBar
-{
-public:
-       ///
-       GlobalMenuBar() : QMenuBar(0) {}
-
-       ///
-       bool event(QEvent * e)
-       {
-               if (e->type() == QEvent::ShortcutOverride) {
-                       //          && activeWindow() == 0) {
-                       QKeyEvent * ke = static_cast<QKeyEvent*>(e);
-                       KeySymbol sym;
-                       setKeySymbol(&sym, ke);
-                       guiApp->processKeySym(sym, 
q_key_state(ke->modifiers()));
-                       e->accept();
-                       return true;
-               }
-               return false;
-       }
-};
-
 #ifdef Q_WS_MACX
 // QMacPasteboardMimeGraphics can only be compiled on Mac.
 
@@ -951,7 +929,7 @@ struct GuiApplication::Private
        QHash<int, GuiView *> views_;
 
        /// Only used on mac.
-       GlobalMenuBar * global_menubar_;
+       QMenuBar * global_menubar_;
 
 #ifdef Q_WS_MACX
        /// Linkback mime handler for MacOSX.
@@ -2350,7 +2328,7 @@ void GuiApplication::execBatchCommands()
        // Create the global default menubar which is shown for the dialogs
        // and if no GuiView is visible.
        // This must be done after the session was recovered to know the "last 
files".
-       d->global_menubar_ = new GlobalMenuBar;
+       d->global_menubar_ = new QMenuBar(0);
        d->menus_.fillMenuBar(d->global_menubar_, 0, true);
 #endif
 
diff --git a/src/frontends/qt4/GuiApplication.h 
b/src/frontends/qt4/GuiApplication.h
index 57b3783..3d5b2d2 100644
--- a/src/frontends/qt4/GuiApplication.h
+++ b/src/frontends/qt4/GuiApplication.h
@@ -37,7 +37,6 @@ class FileName;
 namespace frontend {
 
 class GuiView;
-class GlobalMenuBar;
 class GuiWorkArea;
 class Menus;
 class SocketNotifier;