clang-format all pdfium code.

core/src/fpdfdoc/doc_vtmodule.cpp

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #include "../../include/fpdfdoc/fpdf_doc.h"
 #include "../../include/fpdfdoc/fpdf_vt.h"
 #include "pdf_vt.h"
-IPDF_VariableText* IPDF_VariableText::NewVariableText()
-{
-    return new CPDF_VariableText();
+IPDF_VariableText* IPDF_VariableText::NewVariableText() {
+  return new CPDF_VariableText();
 }
-void IPDF_VariableText::DelVariableText(IPDF_VariableText* pVT)
-{
-    delete (CPDF_VariableText*)pVT;
+void IPDF_VariableText::DelVariableText(IPDF_VariableText* pVT) {
+  delete (CPDF_VariableText*)pVT;
 }