Fix build (add -fkeep-inline-functions back for Linux).

Change-Id: I61abff2ed9b6a6ad38f70a1caaf27d892c16dc83
diff --git a/build/Android.common.mk b/build/Android.common.mk
index 671ed59..7c53206 100644
--- a/build/Android.common.mk
+++ b/build/Android.common.mk
@@ -68,7 +68,7 @@
 ART_TARGET_NON_DEBUG_CFLAGS := $(art_non_debug_cflags)
 
 # TODO: move -fkeep-inline-functions to art_debug_cflags when target gcc > 4.4
-ART_HOST_DEBUG_CFLAGS := $(art_debug_cflags)
+ART_HOST_DEBUG_CFLAGS := $(art_debug_cflags) -fkeep-inline-functions
 
 ifneq ($(HOST_OS),linux)
   # Some Mac OS pthread header files are broken with -fkeep-inline-functions.