Regression

org.eclipse.wst.jsdt.ui.tests.contentassist.NestedVarsTests.testLocalVars_SameFile2 (from org.eclipse.wst.jsdt.ui.tests.JSDTUITests)

Failing for the past 6 builds (Since #847 )

Took 2 ms.

Error Message

Unable to open JS editor: class org.eclipse.ui.internal.genericeditor.ExtensionBasedTextEditor

Stacktrace

junit.framework.AssertionFailedError: Unable to open JS editor: class org.eclipse.ui.internal.genericeditor.ExtensionBasedTextEditor
	at org.eclipse.wst.jsdt.ui.tests.contentassist.NestedVarsTests.testLocalVars_SameFile2(NestedVarsTests.java:51)