Revert "Revert "Upgrade to 5.0.71.48"" DO NOT MERGE

This reverts commit f2e3994fa5148cc3d9946666f0b0596290192b0e,
and updates the x64 makefile properly so it doesn't break that
build.

FPIIM-449

Change-Id: Ib83e35bfbae6af627451c926a9650ec57c045605
(cherry picked from commit 109988c7ccb6f3fd1a58574fa3dfb88beaef6632)
diff --git a/test/mjsunit/wasm/wasm-object-api.js b/test/mjsunit/wasm/wasm-object-api.js
index 1dfbb65..8912271 100644
--- a/test/mjsunit/wasm/wasm-object-api.js
+++ b/test/mjsunit/wasm/wasm-object-api.js
@@ -8,4 +8,5 @@
 assertFalse(undefined == _WASMEXP_);
 assertEquals("function", typeof _WASMEXP_.verifyModule);
 assertEquals("function", typeof _WASMEXP_.verifyFunction);
-assertEquals("function", typeof _WASMEXP_.compileRun);
+assertEquals("function", typeof _WASMEXP_.instantiateModule);
+assertEquals("function", typeof _WASMEXP_.instantiateModuleFromAsm);