Revert one line from r11715 because of a test failure on Windows.

src/runtime.cc

Index: src/runtime.cc
diff --git a/src/runtime.cc b/src/runtime.cc
index 331d2d4dd6b3b65b2822132643a13bfb6af1873e..cf143127acade800d3cf13e9354bc581f1ba2ce0 100644
--- a/src/runtime.cc
+++ b/src/runtime.cc
@@ -2182,7 +2182,7 @@ RUNTIME_FUNCTION(MaybeObject*, Runtime_SetCode) {
     Handle<JSFunction> fun = Handle<JSFunction>::cast(code);
     Handle<SharedFunctionInfo> shared(fun->shared());
 
-    if (!JSFunction::CompileLazy(fun, KEEP_EXCEPTION)) {
+    if (!SharedFunctionInfo::EnsureCompiled(shared, KEEP_EXCEPTION)) {
       return Failure::Exception();
     }
     // Since we don't store the source for this we should never