Remove hardcoded ICU include paths.

ICU exports them using LOCAL_EXPORT_C_INCLUDE_DIRS.

NOTE: It isn't clear why this CleanSpec is required, but
it seems like SOP for this project and i don't see the
import_includes file being regenerated without.

bug: 18581021
Change-Id: I0352de555a93c345ba9e43cba99a876bdf97265f
diff --git a/Android.libv8.mk b/Android.libv8.mk
index 3421073..b167898 100644
--- a/Android.libv8.mk
+++ b/Android.libv8.mk
@@ -134,10 +134,9 @@
 
 LOCAL_SRC_FILES_$(TARGET_ARCH) += $(v8_local_src_files_$(TARGET_ARCH))
 
-LOCAL_C_INCLUDES += \
-	$(LOCAL_PATH)/src \
-	external/icu/icu4c/source/common \
-	external/icu/icu4c/source/i18n
+LOCAL_SHARED_LIBRARIES += libicuuc libicui18n
+
+LOCAL_C_INCLUDES += $(LOCAL_PATH)/src
 
 LOCAL_MODULE_TARGET_ARCH_WARN := $(V8_SUPPORTED_ARCH)