Remove unncessary special handling for sim build

Now JNI_H_INCLUDE is added to header search path by default for non-NDK build.

Change-Id: If1a9a1fae3cea51de6f776edbf7a2982f3d92b65
diff --git a/native/Android.mk b/native/Android.mk
index 6bad9d6..b294469 100644
--- a/native/Android.mk
+++ b/native/Android.mk
@@ -8,13 +8,8 @@
 	src/dictionary.cpp \
 	src/char_utils.cpp
 
-# NDK does not support sim build.
-ifneq ($(TARGET_SIMULATOR),true)
-  LOCAL_NDK_VERSION := 4
-  LOCAL_SDK_VERSION := 8
-else
-  LOCAL_C_INCLUDES += $(JNI_H_INCLUDE)
-endif
+LOCAL_NDK_VERSION := 4
+LOCAL_SDK_VERSION := 8
 
 LOCAL_MODULE := libjni_latinime