Bug 197081 - AIX: Preedit string is duplicated when committed.

r=katakai@japan.sun.com, sr=blizzard@mozilla.org (platform specific)

widget/src/gtk/nsWindow.cpp

@@ -3893,6 +3893,10 @@ nsWindow::ime_preedit_draw(nsIMEGtkIC *aXIC) {
 
 void
 nsWindow::ime_preedit_done() {
+#ifdef _AIX
+  IMEComposeStart(nsnull);
+  IMEComposeText(nsnull, nsnull, 0, nsnull);
+#endif
   IMEComposeEnd(nsnull);
 }