diff --git a/core/tasks/apicheck.mk b/core/tasks/apicheck.mk
deleted file mode 100644
index f506993134..0000000000
--- a/core/tasks/apicheck.mk
+++ /dev/null
@@ -1,168 +0,0 @@
-# Copyright (C) 2008 The Android Open Source Project
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-#
-# Rules for running apicheck to confirm that you haven't broken
-# api compatibility or added apis illegally.
-#
-
-# skip api check for PDK buid
-ifeq (,$(filter true, $(WITHOUT_CHECK_API) $(TARGET_BUILD_PDK)))
-
-.PHONY: checkapi
-
-# Run the checkapi rules by default.
-droidcore: checkapi
-
-last_released_sdk_version := \
-    $(lastword $(call numerically_sort, \
-        $(patsubst \
-            $(HISTORICAL_SDK_VERSIONS_ROOT)/%/public/api/android.txt,\
-            %,\
-            $(wildcard $(HISTORICAL_SDK_VERSIONS_ROOT)/*/public/api/android.txt)\
-        ) \
-    ))
-
-.PHONY: check-public-api
-checkapi : check-public-api
-
-.PHONY: update-api
-
-# INTERNAL_PLATFORM_API_FILE is the one build by droiddoc.
-# Note that since INTERNAL_PLATFORM_API_FILE is the byproduct of api-stubs module,
-# (See frameworks/base/Android.mk)
-# we need to add api-stubs as additional dependency of the api check.
-
-# Check that the API we're building hasn't broken the last-released
-# SDK version.
-$(eval $(call check-api, \
-    checkpublicapi-last, \
-    $(HISTORICAL_SDK_VERSIONS_ROOT)/$(last_released_sdk_version)/public/api/android.txt, \
-    $(INTERNAL_PLATFORM_API_FILE), \
-    frameworks/base/api/removed.txt, \
-    $(INTERNAL_PLATFORM_REMOVED_API_FILE), \
-    -hide 2 -hide 3 -hide 4 -hide 5 -hide 6 -hide 24 -hide 25 -hide 26 -hide 27 \
-    -error 7 -error 8 -error 9 -error 10 -error 11 -error 12 -error 13 -error 14 -error 15 \
-    -error 16 -error 17 -error 18 -error 31, \
-    cat $(BUILD_SYSTEM)/apicheck_msg_last.txt, \
-    check-public-api, \
-    $(OUT_DOCS)/api-stubs-docs-stubs.srcjar \
-    ))
-
-# Check that the API we're building hasn't changed from the not-yet-released
-# SDK version.
-$(eval $(call check-api, \
-    checkpublicapi-current, \
-    frameworks/base/api/current.txt, \
-    $(INTERNAL_PLATFORM_API_FILE), \
-    frameworks/base/api/removed.txt, \
-    $(INTERNAL_PLATFORM_REMOVED_API_FILE), \
-    -error 2 -error 3 -error 4 -error 5 -error 6 \
-    -error 7 -error 8 -error 9 -error 10 -error 11 -error 12 -error 13 -error 14 -error 15 \
-    -error 16 -error 17 -error 18 -error 19 -error 20 -error 21 -error 23 -error 24 \
-    -error 25 -error 26 -error 27, \
-    cat $(BUILD_SYSTEM)/apicheck_msg_current.txt, \
-    check-public-api, \
-    $(OUT_DOCS)/api-stubs-docs-stubs.srcjar \
-    ))
-
-.PHONY: update-public-api
-update-public-api: $(INTERNAL_PLATFORM_API_FILE) | $(ACP)
-	@echo Copying current.txt
-	$(hide) $(ACP) $(INTERNAL_PLATFORM_API_FILE) frameworks/base/api/current.txt
-	@echo Copying removed.txt
-	$(hide) $(ACP) $(INTERNAL_PLATFORM_REMOVED_API_FILE) frameworks/base/api/removed.txt
-
-update-api : update-public-api
-
-#####################Check System API#####################
-.PHONY: check-system-api
-checkapi : check-system-api
-
-# Check that the System API we're building hasn't broken the last-released
-# SDK version.
-$(eval $(call check-api, \
-    checksystemapi-last, \
-    $(HISTORICAL_SDK_VERSIONS_ROOT)/$(last_released_sdk_version)/system/api/android.txt, \
-    $(INTERNAL_PLATFORM_SYSTEM_API_FILE), \
-    frameworks/base/api/system-removed.txt, \
-    $(INTERNAL_PLATFORM_SYSTEM_REMOVED_API_FILE), \
-    -hide 2 -hide 3 -hide 4 -hide 5 -hide 6 -hide 24 -hide 25 -hide 26 -hide 27 \
-    -error 7 -error 8 -error 9 -error 10 -error 11 -error 12 -error 13 -error 14 -error 15 \
-    -error 16 -error 17 -error 18 -error 31, \
-    cat $(BUILD_SYSTEM)/apicheck_msg_last.txt, \
-    check-system-api, \
-    $(OUT_DOCS)/system-api-stubs-docs-stubs.srcjar \
-    ))
-
-# Check that the System API we're building hasn't changed from the not-yet-released
-# SDK version.
-$(eval $(call check-api, \
-    checksystemapi-current, \
-    frameworks/base/api/system-current.txt, \
-    $(INTERNAL_PLATFORM_SYSTEM_API_FILE), \
-    frameworks/base/api/system-removed.txt, \
-    $(INTERNAL_PLATFORM_SYSTEM_REMOVED_API_FILE), \
-    -error 2 -error 3 -error 4 -error 5 -error 6 \
-    -error 7 -error 8 -error 9 -error 10 -error 11 -error 12 -error 13 -error 14 -error 15 \
-    -error 16 -error 17 -error 18 -error 19 -error 20 -error 21 -error 23 -error 24 \
-    -error 25 -error 26 -error 27, \
-    cat $(BUILD_SYSTEM)/apicheck_msg_current.txt, \
-    check-system-api, \
-    $(OUT_DOCS)/system-api-stubs-docs-stubs.srcjar \
-    ))
-
-.PHONY: update-system-api
-update-api : update-system-api
-
-update-system-api: $(INTERNAL_PLATFORM_SYSTEM_API_FILE) | $(ACP)
-	@echo Copying system-current.txt
-	$(hide) $(ACP) $(INTERNAL_PLATFORM_SYSTEM_API_FILE) frameworks/base/api/system-current.txt
-	@echo Copying system-removed.txt
-	$(hide) $(ACP) $(INTERNAL_PLATFORM_SYSTEM_REMOVED_API_FILE) frameworks/base/api/system-removed.txt
-
-#####################Check Test API#####################
-.PHONY: check-test-api
-checkapi : check-test-api
-
-# Check that the Test API we're building hasn't changed from the not-yet-released
-# SDK version. Note that we don't check that we haven't broken the previous
-# SDK's API because the test API is meant only for CTS which is always
-# associated with the current release.
-$(eval $(call check-api, \
-    checktestapi-current, \
-    frameworks/base/api/test-current.txt, \
-    $(INTERNAL_PLATFORM_TEST_API_FILE), \
-    frameworks/base/api/test-removed.txt, \
-    $(INTERNAL_PLATFORM_TEST_REMOVED_API_FILE), \
-    -error 2 -error 3 -error 4 -error 5 -error 6 \
-    -error 7 -error 8 -error 9 -error 10 -error 11 -error 12 -error 13 -error 14 -error 15 \
-    -error 16 -error 17 -error 18 -error 19 -error 20 -error 21 -error 23 -error 24 \
-    -error 25 -error 26 -error 27, \
-    cat $(BUILD_SYSTEM)/apicheck_msg_current.txt, \
-    check-test-api, \
-    $(OUT_DOCS)/test-api-stubs-docs-stubs.srcjar \
-    ))
-
-.PHONY: update-test-api
-update-api : update-test-api
-
-update-test-api: $(INTERNAL_PLATFORM_TEST_API_FILE) | $(ACP)
-	@echo Copying test-current.txt
-	$(hide) $(ACP) $(INTERNAL_PLATFORM_TEST_API_FILE) frameworks/base/api/test-current.txt
-	@echo Copying test-removed.txt
-	$(hide) $(ACP) $(INTERNAL_PLATFORM_TEST_REMOVED_API_FILE) frameworks/base/api/test-removed.txt
-
-
-endif