mir: Use the new method for BasicBlockData

compiler/rustc_mir_transform/src/check_pointers.rs

@@ -235,11 +235,11 @@ fn split_block(
     let block_data = &mut basic_blocks[location.block];
 
     // Drain every statement after this one and move the current terminator to a new basic block.
-    let new_block = BasicBlockData {
-        statements: block_data.statements.split_off(location.statement_index),
-        terminator: block_data.terminator.take(),
-        is_cleanup: block_data.is_cleanup,
-    };
+    let new_block = BasicBlockData::new_stmts(
+        block_data.statements.split_off(location.statement_index),
+        block_data.terminator.take(),
+        block_data.is_cleanup,
+    );
 
     basic_blocks.push(new_block)
 }