Check USE_GOMA consistently

Currently, the only way to properly disable goma is to unset USE_GOMA.
If you set USE_GOMA=false, we won't turn on goma, but we'll pass -j500
to ninja.

Test: USE_GOMA={x,false} m -j48 showcommands (inspect)
Change-Id: I6b327d08ebadbe614a3bf7646fd597054bbfaaa2

parent c6bada8a

core/ninja.mk

+1 −1

Original line number	Diff line number	Diff line
		@@ -114,7 +114,7 @@ endif
		# proceeding with undefined behavior.
		NINJA_EXTRA_ARGS += -w dupbuild=err

		ifdef USE_GOMA
		ifneq ($(filter-out false,$(USE_GOMA)),)
		KATI_MAKEPARALLEL := $(MAKEPARALLEL)
		# Ninja runs remote jobs (i.e., commands which contain gomacc) with
		# this parallelism. Note the parallelism of all other jobs is still