Revert "Fix dex signatures of methods with varargs"

This reverts commit c8ed5b70eaf7ad1f41009093bccb7a4b92e445ee.

Reason for revert: Breaks ART tests

Bug: 64382372
Change-Id: I38f8ef9117f770d2e82921ed79dcf3d62425ba15
Test: none
1 file changed