Fix logged NPE in ViewerUpdateMonitor constructor #1500 #1508
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There is a logged NPE in the constructor of ViewerUpdateMonitor when viewerInput is null. This can happen sporadically when updating tree elements during Viewer.setInput(null). This commit adds a check to avoid creating children updates when the viewer input is null. Fixes eclipse-platform#1500
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There is a logged NPE in the constructor of
ViewerUpdateMonitorwhenviewerInputisnull. This can happen sporadically when updating tree elements duringViewer.setInput(null).This PR adds a check to avoid creating children updates when the viewer input is
null.Fixes #1500