Switch frameworks/av/media/libmedia to the new icu.

Change-Id: I45349756bac6d89b02dba082ba6d606f4c489dcf
diff --git a/media/libmedia/Android.mk b/media/libmedia/Android.mk
index 56e7787..1e322f9 100644
--- a/media/libmedia/Android.mk
+++ b/media/libmedia/Android.mk
@@ -76,7 +76,7 @@
 LOCAL_C_INCLUDES := \
     $(call include-path-for, graphics corecg) \
     $(TOP)/frameworks/native/include/media/openmax \
-    external/icu4c/common \
+    external/icu/icu4c/source/common \
     $(call include-path-for, audio-effects) \
     $(call include-path-for, audio-utils)