Splitting fpdfdoc/doc_* part I

core/fpdfdoc/cpdf_aaction.cpp

+// Copyright 2016 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 "core/fpdfdoc/include/cpdf_aaction.h"
+
+namespace {
+
+const FX_CHAR* g_sAATypes[] = {"E",  "X",  "D",  "U",  "Fo", "Bl", "PO", "PC",
+                               "PV", "PI", "O",  "C",  "K",  "F",  "V",  "C",
+                               "WC", "WS", "DS", "WP", "DP", ""};
+
+}  // namespace
+
+FX_BOOL CPDF_AAction::ActionExist(AActionType eType) const {
+  return m_pDict && m_pDict->KeyExist(g_sAATypes[eType]);
+}
+
+CPDF_Action CPDF_AAction::GetAction(AActionType eType) const {
+  return m_pDict ? CPDF_Action(m_pDict->GetDictBy(g_sAATypes[eType]))
+                 : CPDF_Action();
+}