Delete some pointless and invalid code.

These "convenience" methods are invalid because they
all have the same erasure. They do not compile with

android-mock is used only by QuicksearchBoxGoogle (which I'm
going to remove soon) and no new projects should use it.
(They should use mockito instead)

bug: 8992787

Change-Id: Ia5be952228c9f656188d858e9db9b4f6a93f19ef
1 file changed