inputMethod: Add a null-check for text in vfunc_set_surrounding.
Fixes https://gitlab.gnome.org/GNOME/gnome-shell/issues/579
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@ -176,7 +176,7 @@ var InputMethod = new Lang.Class({
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},
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vfunc_set_surrounding(text, cursor, anchor) {
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vfunc_set_surrounding(text, cursor, anchor) {
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if (this._context)
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if (this._context && text)
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this._context.set_surrounding_text(text, cursor, anchor);
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this._context.set_surrounding_text(text, cursor, anchor);
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},
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},
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