Do not pass DexFile to ClassLinker::ResolveMethodType().

The DexFile can be easily retrieved from the DexCache,
so reduce the number of arguments that need to be passed.

Test: m test-art-host-gtest
Test: testrunner.py --host --optimizing
Change-Id: I00634b89013b7348460aa73561fa14be7c8cdb7e
6 files changed