Remove unused context param from execute.

fpdfsdk/jsapi/fxjs_v8.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 "fpdfsdk/jsapi/include/fxjs_v8.h"
 
 #include <vector>
 
@@ skipping 402 matching lines @@
 }
 
 #ifdef PDF_ENABLE_XFA
 void FXJS_SetRuntimeForV8Context(v8::Local<v8::Context> v8Context,
                                  IJS_Runtime* pIRuntime) {
   v8Context->SetAlignedPointerInEmbedderData(kPerContextDataIndex, pIRuntime);
 }
 #endif  // PDF_ENABLE_XFA
 
 int FXJS_Execute(v8::Isolate* pIsolate,
-                 IJS_Context* pJSContext,
                  const wchar_t* script,
                  FXJSErr* pError) {
   v8::Isolate::Scope isolate_scope(pIsolate);
   v8::TryCatch try_catch(pIsolate);
   CFX_ByteString bsScript = CFX_WideString(script).UTF8Encode();

[Tom Sepez, 2016/06/02 18:25:35]

this started out as a widestring in the caller, then we made it a wchar*, now we
make it a widestring again.  Just pass the widestring and save a re-allocation.

[dsinclair, 2016/06/02 18:57:45]

Done.

   v8::Local<v8::Context> context = pIsolate->GetCurrentContext();
   v8::Local<v8::Script> compiled_script;
   if (!v8::Script::Compile(context,
                            v8::String::NewFromUtf8(pIsolate, bsScript.c_str(),
                                                    v8::NewStringType::kNormal,
                                                    bsScript.GetLength())
                                .ToLocalChecked())
            .ToLocal(&compiled_script)) {
     v8::String::Utf8Value error(try_catch.Exception());
     // TODO(tsepez): return error via pError->message.
@@ skipping 375 matching lines @@
                                   v8::Local<v8::Value> pValue) {
   if (pValue.IsEmpty())
     return v8::Local<v8::Array>();
   v8::Local<v8::Context> context = pIsolate->GetCurrentContext();
   return v8::Local<v8::Array>::Cast(pValue->ToObject(context).ToLocalChecked());
 }
 
 void FXJS_ValueCopy(v8::Local<v8::Value>& pTo, v8::Local<v8::Value> pFrom) {
   pTo = pFrom;
 }