Found a few ways in which the Braille problem with browsers could resurface. Fixed now.

internal/atspi/document_lines_native.go

@@ -112,7 +112,9 @@ func (adapter *Adapter) repairNativeCaretLine(source *C.AtspiAccessible, snapsho
 	if err != nil || line.Start < 0 || line.End <= line.Start {
 		return
 	}
-	snapshot.Text = sanitizeSnapshotField(line.Text)
-	snapshot.BrailleLine, snapshot.BrailleLineStart, snapshot.BrailleCaret = line.Text, line.Start, offset
-	snapshot.CharacterCount = count
+	line.RawText = line.Text
+	if snapshot.BrailleLine != line.RawText || snapshot.BrailleLineStart != line.Start || snapshot.CharacterCount != count {
+		line = expandNativeDocumentText(ctx, source, *snapshot, line)
+	}
+	snapshot.applyDocumentCaretLine(line, offset)
 }