Use $(AAPT) instead of aapt for verifying uses libraries

For SDK builds, $(AAPT) points to a prebuilt and aapt is not
necessarily in the path.

Test: make -j32 <some SDK build> tests
Bug: 70934104
Bug: 67345922
Change-Id: Icfd62a4e3ec284ed59a61714765e5a909a27947d

core/dex_preopt_libart.mk

@@ -175,6 +175,7 @@ class_loader_context=$(PRIVATE_DEX2OAT_CLASS_LOADER_CONTEXT) && \
 stored_class_loader_context_arg="" && \
 uses_library_names="$(PRIVATE_USES_LIBRARY_NAMES)" && \
 optional_uses_library_names="$(PRIVATE_OPTIONAL_USES_LIBRARY_NAMES)" && \
+aapt_binary="$(AAPT)" && \
 $(if $(filter true,$(PRIVATE_ENFORCE_USES_LIBRARIES)), \
 source build/make/core/verify_uses_libraries.sh "$(1)" && \
 source build/make/core/construct_context.sh "$(PRIVATE_CONDITIONAL_USES_LIBRARIES_HOST)" "$(PRIVATE_CONDITIONAL_USES_LIBRARIES_TARGET)" && \

core/verify_uses_libraries.sh

@@ -15,11 +15,13 @@
 # limitations under the License.
 
 
+# apt_binary is $(AAPT) in the build.
+
 # Parse sdk, targetSdk, and uses librares in the APK, then cross reference against build specified ones.
 
 set -e
 local_apk=$1
-badging=$(aapt dump badging "${local_apk}")
+badging=$(${aapt_binary} dump badging "${local_apk}")
 export sdk_version=$(echo "${badging}" | grep "sdkVersion" | sed -n "s/sdkVersion:'\(.*\)'/\1/p")
 # Export target_sdk_version to the caller.
 export target_sdk_version=$(echo "${badging}" | grep "targetSdkVersion" | sed -n "s/targetSdkVersion:'\(.*\)'/\1/p")