Use new (std::nothrow) throughout am: 9355fadefa

Original change: https://googleplex-android-review.googlesource.com/c/platform/system/keymaster/+/18808329

Change-Id: I18cc621498b728f0967c0a801c2931ce862e7acb
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>