Build statically linked version of dex2oat.

Change-Id: Icde39b770781095af7bd87ae6b907ad97a8a05da
diff --git a/build/Android.common_build.mk b/build/Android.common_build.mk
index 29b3573..2057679 100644
--- a/build/Android.common_build.mk
+++ b/build/Android.common_build.mk
@@ -33,6 +33,7 @@
 ART_BUILD_TARGET_DEBUG ?= true
 ART_BUILD_HOST_NDEBUG ?= true
 ART_BUILD_HOST_DEBUG ?= true
+ART_BUILD_HOST_STATIC ?= false
 
 ifeq ($(ART_BUILD_TARGET_NDEBUG),false)
 $(info Disabling ART_BUILD_TARGET_NDEBUG)
@@ -46,6 +47,9 @@
 ifeq ($(ART_BUILD_HOST_DEBUG),false)
 $(info Disabling ART_BUILD_HOST_DEBUG)
 endif
+ifeq ($(ART_BUILD_HOST_STATIC),true)
+$(info Enabling ART_BUILD_HOST_STATIC)
+endif
 
 #
 # Used to enable JIT