videocall: remove configuration button from overlay

Change-Id: Ia0a0e71bf48a2015773a97857e6db40254f7feba

videooverlay.cpp

@@ -117,15 +117,6 @@ VideoOverlay::setTime()
     } catch (...) { }
 }
 
-void VideoOverlay::toggleContextButtons(bool visible)
-{
-    if (! visible) {
-        ui->videoCfgBtn->hide();
-    } else {
-        ui->videoCfgBtn->show();
-    }
-}
-
 void
 VideoOverlay::setVideoMuteVisibility(bool visible)
 {

videooverlay.ui

@@ -384,26 +384,6 @@
         </property>
        </widget>
       </item>
-      <item>
-       <widget class="QPushButton" name="videoCfgBtn">
-        <property name="minimumSize">
-         <size>
-          <width>30</width>
-          <height>30</height>
-         </size>
-        </property>
-        <property name="toolTip">
-         <string>Configuration</string>
-        </property>
-        <property name="text">
-         <string/>
-        </property>
-        <property name="icon">
-         <iconset resource="ressources.qrc">
-          <normaloff>:/images/icons/ic_settings_white_48dp_2x.png</normaloff>:/images/icons/ic_settings_white_48dp_2x.png</iconset>
-        </property>
-       </widget>
-      </item>
      </layout>
     </widget>
    </item>