Re-unite sources with their headers

Move all the includes for androidfw under
a common base path for that library instead
of frameworks/base/includes.

Also fixes -Werror issues that resulted in
no longer being -isystem.

Test: builds
Change-Id: Ic4312eb61b197af114dded5691d5ae1ec82923f7
diff --git a/tools/split-select/Android.mk b/tools/split-select/Android.mk
index 199fafa..4a1511e 100644
--- a/tools/split-select/Android.mk
+++ b/tools/split-select/Android.mk
@@ -73,7 +73,7 @@
 LOCAL_MODULE_HOST_OS := darwin linux windows
 
 LOCAL_SRC_FILES := $(sources)
-
+LOCAL_STATIC_LIBRARIES := $(hostStaticLibs)
 LOCAL_C_INCLUDES := $(cIncludes)
 LOCAL_CFLAGS := $(cFlags) -D_DARWIN_UNLIMITED_STREAMS