Aconfig take declarations as separate arguments if there are multiple
declaration files.
Bug: 291926035
Test: build flags
Change-Id: Ic0d069184f48ceaf8947acc5b951eecff7c308f9
Bug: 283910439
Test: m dist ; m all_aconfig_declarations ; gqui from all_aconfig_declarations.pb proto /source/aosp-master-with-phones/build/make/tools/aconfig/protos/aconfig.proto:android.aconfig.parsed_flags
Change-Id: Ia89c7f9c53fa1600fa2f9c8ea01319e949e09f58
Bug: 285303012
Test: for x in next trunk trunk_food trunk_staging ; do lunch aosp_panther-$x-eng ; m nothing ; done
Change-Id: I3375f46b3ecbbc516d1bee6ab3f80725fcccde8f