Removed a workaround for browsers on linux

(there is no need to use it now)
Signed-off-by: Viktoria Dlugopolskaya <viksnsk@gmail.com>
diff --git a/repository/full/org.eclipse.rcptt.product b/repository/full/org.eclipse.rcptt.product
index bcf5e72..9f34d26 100644
--- a/repository/full/org.eclipse.rcptt.product
+++ b/repository/full/org.eclipse.rcptt.product
@@ -24,18 +24,11 @@
    <launcherArgs>
       <programArgs>-showsplash org.eclipse.rcptt.platform
       </programArgs>
-      <programArgsLin>-nosplash
---launcher.GTK_version
-2
-      </programArgsLin>
       <vmArgs>-Xms128m
 -Xmx768m
 -XX:PermSize=128M
 -XX:MaxPermSize=192M
       </vmArgs>
-      <vmArgsLin>-Dorg.eclipse.swt.browser.DefaultType=mozilla
--Dorg.eclipse.swt.internal.gtk.cairoGraphics=false
-      </vmArgsLin>
       <vmArgsMac>-XstartOnFirstThread
 	-Dorg.eclipse.swt.internal.carbon.smallFonts
 	-Dorg.osgi.framework.library.extensions=jnilib