gtk3: XEmbed isn't going to happen

Change-Id: I7a7589a159a7fccdc224262bf5f91f8d98f5f619

vcl/inc/unx/gtk/gtkframe.hxx

@@ -268,6 +268,7 @@ class GtkSalFrame : public SalFrame
 #endif
 #else
     static gboolean     signalExpose( GtkWidget*, GdkEventExpose*, gpointer );
+    void askForXEmbedFocus( sal_Int32 nTimecode );
 #endif
     static gboolean     signalFocus( GtkWidget*, GdkEventFocus*, gpointer );
     static gboolean     signalMap( GtkWidget*, GdkEvent*, gpointer );
@@ -334,7 +335,6 @@ class GtkSalFrame : public SalFrame
 
     void setMinMaxSize();
     void createNewWindow( ::Window aParent, bool bXEmbed, SalX11Screen nXScreen );
-    void askForXEmbedFocus( sal_Int32 nTimecode );
 
     void AllocateFrame();
     void TriggerPaintEvent();

vcl/unx/gtk3/gtk3gtkframe.cxx

@@ -1290,13 +1290,6 @@ void GtkSalFrame::Init( SystemParentData* pSysData )
     //FIXME: Handling embedded windows, is going to be fun ...
 }
 
-void GtkSalFrame::askForXEmbedFocus( sal_Int32 i_nTimeCode )
-{
-    (void) this; // loplugin:staticmethods
-    (void)i_nTimeCode;
-    //FIXME: no askForXEmbedFocus for gtk3 yet
-}
-
 void GtkSalFrame::SetExtendedFrameStyle( SalExtStyle nStyle )
 {
     if( nStyle != m_nExtStyle && ! isChild() )
@@ -1450,8 +1443,6 @@ void GtkSalFrame::Show( bool bVisible, bool /*bNoActivate*/ )
                 if( m_pParent )
                     m_pParent->EndExtTextInput(EndExtTextInputFlags::NONE);
             }
-            if( m_bWindowIsGtkPlug )
-                askForXEmbedFocus( 0 );
         }
         else
         {
@@ -2611,13 +2602,6 @@ gboolean GtkSalFrame::signalButton( GtkWidget*, GdkEventButton* pEvent, gpointer
             gdk_display_pointer_ungrab( GtkSalFrame::getGdkDisplay(), GDK_CURRENT_TIME );
     }
 
-    if( pThis->m_bWindowIsGtkPlug &&
-        pEvent->type == GDK_BUTTON_PRESS &&
-        pEvent->button == 1 )
-    {
-        pThis->askForXEmbedFocus( pEvent->time );
-    }
-
     // --- RTL --- (mirror mouse pos)
     if( AllSettings::GetLayoutRTL() )
         aEvent.mnX = pThis->maGeometry.nWidth-1-aEvent.mnX;