Don't run structural dex file verification in ClassLoaderContext.

ClassLoaderContext should only ensure that checksums match, structural
dex file verification should happen when the runtime or the compiler
runs a dex file.

Test: boots and no regression
Bug: 150032912

(cherry-picked from commit bf7705509ea10d1f172bd37200ebbb6472a139a3)

Merged-In: I23afc92bb01a4ce662c143638b2f2550e6ee6531
Change-Id: I23afc92bb01a4ce662c143638b2f2550e6ee6531
1 file changed