A part of efforts of unbundling LatinIME: Get rid of ICU dependency in the native code.
This is actually a back merge from the LatinIME sandbox.  Please refer to
http://arvarest.i.corp.google.com:8080/#change,77

Change-Id: I3ff3781903d5c642c662c2d744f808be7e4d8997
diff --git a/native/Android.mk b/native/Android.mk
index 9ba9f75..3cf6aa8 100644
--- a/native/Android.mk
+++ b/native/Android.mk
@@ -5,10 +5,10 @@
 
 LOCAL_SRC_FILES := \
 	jni/com_android_inputmethod_latin_BinaryDictionary.cpp \
-	src/dictionary.cpp
+	src/dictionary.cpp \
+	src/char_utils.cpp
 
 LOCAL_C_INCLUDES += \
-    external/icu4c/common \
 	$(JNI_H_INCLUDE)
 
 LOCAL_LDLIBS := -lm
@@ -18,8 +18,7 @@
 LOCAL_SHARED_LIBRARIES := \
     libandroid_runtime \
     libcutils \
-    libutils \
-    libicuuc
+    libutils
 
 LOCAL_MODULE := libjni_latinime