Make FXJS_GetObjectElement return std::vector<CFX_WideString>.

fxjs/include/fxjs_v8.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
 
 // FXJS_V8 is a layer that makes it easier to define native objects in V8, but
 // has no knowledge of PDF-specific native objects. It could in theory be used
 // to implement other sets of native objects.
 
@@ skipping 193 matching lines @@
 void FXJS_SetPrivate(v8::Isolate* pIsolate,
                      v8::Local<v8::Object> pObj,
                      void* p);
 void* FXJS_GetPrivate(v8::Isolate* pIsolate, v8::Local<v8::Object> pObj);
 void FXJS_FreePrivate(void* p);
 void FXJS_FreePrivate(v8::Local<v8::Object> pObj);
 void FXJS_Error(v8::Isolate* isolate, const CFX_WideString& message);
 
 v8::Local<v8::String> FXJS_WSToJSString(v8::Isolate* pIsolate,
                                         const CFX_WideString& wsPropertyName);
-v8::Local<v8::Value> FXJS_GetObjectElement(v8::Isolate* pIsolate,
-                                           v8::Local<v8::Object> pObj,
-                                           const CFX_WideString& PropertyName);
-v8::Local<v8::Array> FXJS_GetObjectElementNames(v8::Isolate* pIsolate,
-                                                v8::Local<v8::Object> pObj);
+
+std::vector<CFX_WideString> FXJS_GetObjectPropertyNames(
+    v8::Isolate* pIsolate,
+    v8::Local<v8::Object> pObj);
+v8::Local<v8::Value> FXJS_GetObjectProperty(v8::Isolate* pIsolate,
+                                            v8::Local<v8::Object> pObj,
+                                            const CFX_WideString& PropertyName);
+
+unsigned FXJS_GetArrayLength(v8::Local<v8::Array> pArray);
 v8::Local<v8::Value> FXJS_GetArrayElement(v8::Isolate* pIsolate,
                                           v8::Local<v8::Array> pArray,
                                           unsigned index);
 
-unsigned FXJS_GetArrayLength(v8::Local<v8::Array> pArray);
 void FXJS_PutObjectString(v8::Isolate* pIsolate,
                           v8::Local<v8::Object> pObj,
                           const CFX_WideString& wsPropertyName,
                           const CFX_WideString& wsValue);
 void FXJS_PutObjectNumber(v8::Isolate* pIsolate,
                           v8::Local<v8::Object> pObj,
                           const CFX_WideString& PropertyName,
                           int nValue);
 void FXJS_PutObjectNumber(v8::Isolate* pIsolate,
                           v8::Local<v8::Object> pObj,
@@ skipping 31 matching lines @@
 int FXJS_ToInt32(v8::Isolate* pIsolate, v8::Local<v8::Value> pValue);
 bool FXJS_ToBoolean(v8::Isolate* pIsolate, v8::Local<v8::Value> pValue);
 double FXJS_ToNumber(v8::Isolate* pIsolate, v8::Local<v8::Value> pValue);
 v8::Local<v8::Object> FXJS_ToObject(v8::Isolate* pIsolate,
                                     v8::Local<v8::Value> pValue);
 CFX_WideString FXJS_ToString(v8::Isolate* pIsolate,
                              v8::Local<v8::Value> pValue);
 v8::Local<v8::Array> FXJS_ToArray(v8::Isolate* pIsolate,
                                   v8::Local<v8::Value> pValue);
 #endif  // FXJS_INCLUDE_FXJS_V8_H_