libweave: build on non-Linux hosts

BUG=24073089

Change-Id: Ia47df61f06ff3c132c972a2ff305247d3c8500a7
Reviewed-on: https://weave-review.googlesource.com/1182
Reviewed-by: Alex Vakulenko <avakulenko@google.com>
diff --git a/libweave/Android.mk b/libweave/Android.mk
index 156b171..ca81137 100644
--- a/libweave/Android.mk
+++ b/libweave/Android.mk
@@ -14,10 +14,6 @@
 
 LOCAL_PATH := $(call my-dir)
 
-# TODO(avakulenko): Remove this condition when libchromeos can be built on
-# non-Linux host.
-ifeq ($(HOST_OS),linux)
-
 # Common variables
 # ========================================================
 
@@ -233,5 +229,3 @@
 	src/weave_unittest.cc \
 
 include $(BUILD_NATIVE_TEST)
-
-endif # HOST_OS == linux