Commit
3c46376e7756e2a66ab99e594bc33dbba24e28ee
by Vikas Chandra
Bug 570016: Enable type argument completions in lambda block
Inside lambda block the type argument completion is not working due to the ParameterizedSingleTypeReference is not resolved. This fix will try to move the ParameterizedSingleTypeReference expression as a lambda block statement so that it get resolved when resolving the CompilationUnit.
Also reverted and adjusted the https://bugs.eclipse.org/bugs/show_bug.cgi?id=460410