Bug 25169 Eating CA: visual indication remains
1) set preference: Insert Proposals 2) open TestCase.java 3) enable segmentated view 4) select TestCase(String) 5) place cursor at Stri>I<ng 6) activate code assist 7) select String from the proposal list 8) press Ctrl 9) press Enter -> color indication remains although content assist window closed
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/text/java/JavaCompletionProposal.java
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