We may set a proper HType on HCall or HCallWithDescriptor nodes, for
example for the InstanceOfStub, where we know that the result is a
boolean. So HCall and HCallWithDescriptor shall not ignore the type,
but pass through whatever we set (defaulting to Tagged).

R=jarin@chromium.org

Review-Url: https://codereview.chromium.org/2024033005
Cr-Commit-Position: refs/heads/master@{#36630}