[jdt-core-dev] 2.1.2 contribution

["Philippe P Mulet" <philippe_mulet@xxxxxxxxxx>]

JDT/Core will contribute today fixes for the following defects to the
forthcoming 2.1.2 rollup integration build.

40442 Abstract class fails to invoke interface-defined method in 1.4
compliance mode.
39663 setSuperclass(String superclassName) API of
org.eclipse.jdt.core.jdom.IDOMType interface does not work for null as
Input
39664 setSuperInterfaces(String[] interfaceNames) API of
org.eclipse.jdt.core.jdom.IDOMType interface does not work for an empty
array parameter as Input
40174 Performance issues with builder
39108 Numerous single type imports can slow compiler down significantly
35877 Stack overflow in code assist

Note that this list may grow until we reach the 2.1.2 delivery.