Removed unused source files. Apicheck and droiddoc are now in external/doclava.

Change-Id: I13bcdbd27214e15235fa9687b6f15f8853f5f448
diff --git a/tools/apicheck/Android.mk b/tools/apicheck/Android.mk
index e4c66c5..92f4627 100644
--- a/tools/apicheck/Android.mk
+++ b/tools/apicheck/Android.mk
@@ -1,4 +1,4 @@
-# Copyright (C) 2007-2008 The Android Open Source Project
+# 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.
@@ -14,31 +14,4 @@
 
 LOCAL_PATH := $(call my-dir)
 
-# We use copy-file-to-new-target so that the installed
-# script file's timestamp is at least as new as the
-# .jar file it wraps.
-
-#TODO(dbort): add a template to do this stuff; share with jx
-
-# the hat script
-# ============================================================
-include $(CLEAR_VARS)
-LOCAL_IS_HOST_MODULE := true
-LOCAL_MODULE_CLASS := EXECUTABLES
-LOCAL_MODULE := apicheck
-
-include $(BUILD_SYSTEM)/base_rules.mk
-
-$(LOCAL_BUILT_MODULE): $(HOST_OUT_JAVA_LIBRARIES)/doclava$(COMMON_JAVA_PACKAGE_SUFFIX)
-$(LOCAL_BUILT_MODULE): $(LOCAL_PATH)/etc/apicheck | $(ACP)
-	@echo "Copy: $(PRIVATE_MODULE) ($@)"
-	$(copy-file-to-new-target)
-	$(hide) chmod 755 $@
-
-# the other stuff
-# ============================================================
-subdirs := $(addprefix $(LOCAL_PATH)/,$(addsuffix /Android.mk, \
-		src \
-	))
-
-include $(subdirs)
+# Apicheck is now part of Doclava -- See external/doclava.