Remove FX_BOOL entirely.

fxjs/cfxjse_context.h

 // 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
 
 #ifndef FXJS_CFXJSE_CONTEXT_H_
 #define FXJS_CFXJSE_CONTEXT_H_
 
 #include <memory>
@@ skipping 12 matching lines @@
   static CFXJSE_Context* Create(
       v8::Isolate* pIsolate,
       const FXJSE_CLASS_DESCRIPTOR* lpGlobalClass = nullptr,
       CFXJSE_HostObject* lpGlobalObject = nullptr);
 
   ~CFXJSE_Context();
 
   v8::Isolate* GetRuntime() { return m_pIsolate; }
   std::unique_ptr<CFXJSE_Value> GetGlobalObject();
   void EnableCompatibleMode();
-  FX_BOOL ExecuteScript(const FX_CHAR* szScript,
-                        CFXJSE_Value* lpRetValue,
-                        CFXJSE_Value* lpNewThisObject = nullptr);
+  bool ExecuteScript(const FX_CHAR* szScript,
+                     CFXJSE_Value* lpRetValue,
+                     CFXJSE_Value* lpNewThisObject = nullptr);
 
  protected:
   friend class CFXJSE_Class;
   friend class CFXJSE_ScopeUtil_IsolateHandleContext;
 
   CFXJSE_Context();
   CFXJSE_Context(const CFXJSE_Context&);
   explicit CFXJSE_Context(v8::Isolate* pIsolate);
 
   CFXJSE_Context& operator=(const CFXJSE_Context&);
@@ skipping 10 matching lines @@
     const v8::Local<v8::Context>& hContext);
 
 void FXJSE_UpdateObjectBinding(v8::Local<v8::Object>& hObject,
                                CFXJSE_HostObject* lpNewBinding = nullptr);
 
 CFXJSE_HostObject* FXJSE_RetrieveObjectBinding(
     const v8::Local<v8::Object>& hJSObject,
     CFXJSE_Class* lpClass = nullptr);
 
 #endif  // FXJS_CFXJSE_CONTEXT_H_