Store object definition ID in each js_class.

fpdfsdk/src/javascript/Field.h

 // 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
 
 #ifndef FPDFSDK_SRC_JAVASCRIPT_FIELD_H_
 #define FPDFSDK_SRC_JAVASCRIPT_FIELD_H_
 
 #include <string>  // For std::wstring.
@@ skipping 521 matching lines @@
   v8::Isolate* m_isolate;
 };
 
 class CJS_Field : public CJS_Object {
  public:
   CJS_Field(v8::Local<v8::Object> pObject) : CJS_Object(pObject) {}
   ~CJS_Field(void) override {}
 
   FX_BOOL InitInstance(IFXJS_Context* cc) override;
 
-  DECLARE_JS_CLASS(CJS_Field);
-
+  DECLARE_JS_CLASS();
   JS_STATIC_PROP(alignment, Field);
   JS_STATIC_PROP(borderStyle, Field);
   JS_STATIC_PROP(buttonAlignX, Field);
   JS_STATIC_PROP(buttonAlignY, Field);
   JS_STATIC_PROP(buttonFitBounds, Field);
   JS_STATIC_PROP(buttonPosition, Field);
   JS_STATIC_PROP(buttonScaleHow, Field);
   JS_STATIC_PROP(buttonScaleWhen, Field);
   JS_STATIC_PROP(calcOrderIndex, Field);
   JS_STATIC_PROP(charLimit, Field);
@@ skipping 62 matching lines @@
   JS_STATIC_METHOD(setLock, Field);
   JS_STATIC_METHOD(signatureGetModifications, Field);
   JS_STATIC_METHOD(signatureGetSeedValue, Field);
   JS_STATIC_METHOD(signatureInfo, Field);
   JS_STATIC_METHOD(signatureSetSeedValue, Field);
   JS_STATIC_METHOD(signatureSign, Field);
   JS_STATIC_METHOD(signatureValidate, Field);
 };
 
 #endif  // FPDFSDK_SRC_JAVASCRIPT_FIELD_H_