Add some more THIR size assertions.

Author: nnethercote

compiler/rustc_middle/src/thir.rs

@@ -808,6 +808,9 @@ mod size_asserts {
     // These are in alphabetical order, which is easy to maintain.
     static_assert_size!(Block, 56);
     static_assert_size!(Expr<'_>, 64);
+    static_assert_size!(ExprKind<'_>, 40);
     static_assert_size!(Pat<'_>, 24);
+    static_assert_size!(PatKind<'_>, 112);
     static_assert_size!(Stmt<'_>, 72);
+    static_assert_size!(StmtKind<'_>, 64);
 }