Add a ctx parameter to AndroidMkExtraEntriesFunc to allow them to
access providers.
Test: m checkbuild
Change-Id: Id6becc1e425c3c3d8519248f8c0ce80777fac7cc
Merged-In: Id6becc1e425c3c3d8519248f8c0ce80777fac7cc
Prepare for using Config when adding singletons by passing
Config to NewTestContext and NewContext instead of to ctx.Register.
This will enable a followup change to store SingletonMakeVarsProviders
registered on the Context in the Config, which is necessary to run
multiple tests in parallel without data races.
Test: all soong tests
Change-Id: Id229629a4e42ff4487d317241673837726c075fc
Handle new filetype 'linker_config' which is configuration for
linkerconfig in json type and convert into protobuf in build time.
Bug: 169634881
Test: Build succeeded and cuttlefish boot succeeded
Change-Id: I56555fc738e6d6600d15a191a24f79a2ee747f52
