Always create IMT conflict tables when generating an image.

It is required by the runtime. Also remove obsolete code around forcing
array class initialization: we now always intialize in array classes in
ClassLinker::FinishArrayClassSetup.

Test: eng builds
Bug: 166327764
Change-Id: I2f2398a8ba60360588c089affc4a73897d9df97b
2 files changed