[AST] Inline CompoundStmt contents into the parent allocation.

Saves a pointer on every CompoundStmt.

llvm-svn: 321429
diff --git a/clang/lib/AST/ASTImporter.cpp b/clang/lib/AST/ASTImporter.cpp
index 0e627f9..5b46848 100644
--- a/clang/lib/AST/ASTImporter.cpp
+++ b/clang/lib/AST/ASTImporter.cpp
@@ -4321,9 +4321,8 @@
 
   SourceLocation ToLBraceLoc = Importer.Import(S->getLBracLoc());
   SourceLocation ToRBraceLoc = Importer.Import(S->getRBracLoc());
-  return new (Importer.getToContext()) CompoundStmt(Importer.getToContext(),
-                                                    ToStmts,
-                                                    ToLBraceLoc, ToRBraceLoc);
+  return CompoundStmt::Create(Importer.getToContext(), ToStmts, ToLBraceLoc,
+                              ToRBraceLoc);
 }
 
 Stmt *ASTNodeImporter::VisitCaseStmt(CaseStmt *S) {