Remove libs from static library modules.

Static library does not need libraries to link against.

Change-Id: I39b9d22dfadaf642370ab1972858b14a9edeea99
diff --git a/src/Android.mk b/src/Android.mk
index b5d4d3c..978d5ea 100644
--- a/src/Android.mk
+++ b/src/Android.mk
@@ -34,7 +34,6 @@
 LOCAL_SRC_FILES := $(astl_common_src_files)
 LOCAL_C_INCLUDES := external/astl/include
 LOCAL_CFLAGS += -I bionic/libstdc++/include -I external/astl/include
-LOCAL_SYSTEM_SHARED_LIBRARIES := libc libstdc++ libutils
 LOCAL_MODULE:= libastl
 
 include $(BUILD_STATIC_LIBRARY)
@@ -46,9 +45,7 @@
 LOCAL_SRC_FILES := $(astl_common_src_files)
 LOCAL_C_INCLUDES := external/astl/include
 LOCAL_CFLAGS += -I bionic/libstdc++/include -I external/astl/include
-LOCAL_SYSTEM_SHARED_LIBRARIES := libc libstdc++ libutils
 LOCAL_MODULE:= libastl_host
 
 include $(BUILD_HOST_STATIC_LIBRARY)
 endif
-