Remove try/catch block

fpdfsdk/src/javascript/JS_Context.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 "../../include/javascript/JavaScript.h"
 #include "../../include/javascript/IJavaScript.h"
 //#include "../../include/javascript/JS_ResMgr.h"
 #include "../../include/javascript/JS_Context.h"
@@ skipping 50 matching lines @@
 
         if (!m_pRuntime->AddEventToLoop(m_pEventHandler->TargetName(), m_pEventHandler->EventType()))
         {
                 info = JSGetStringFromID(this, IDS_STRING_JSEVENT);
                 return FALSE;
         }
 
         FXJSErr error ={NULL,NULL, 0};
         int nRet = 0;   
 
-        try
-        {       
-                if (script.GetLength() > 0)
+        if (script.GetLength() > 0)
+        {
+                if (nMode == 0)
                 {
-                        if (nMode == 0)
-                        {               
-                                nRet = JS_Execute(*m_pRuntime, this, script, script.GetLength(), &error);
-                        }
-                        else
-                        {
-                                nRet = JS_Parse(*m_pRuntime, this, script, script.GetLength(), &error);
-                        }
+                        nRet = JS_Execute(*m_pRuntime, this, script, script.GetLength(), &error);
                 }
+                else
+                {
+                        nRet = JS_Parse(*m_pRuntime, this, script, script.GetLength(), &error);
+                }
+        }
 
-                if (nRet < 0)
-                {
-                        CFX_WideString sLine;
-                        sLine.Format((FX_LPCWSTR)L"[ Line: %05d { %s } ] : %s",error.linnum-1,error.srcline,error.message);
+        if (nRet < 0)
+        {
+                CFX_WideString sLine;
+                sLine.Format((FX_LPCWSTR)L"[ Line: %05d { %s } ] : %s",error.linnum-1,error.srcline,error.message);
 
 //                      TRACE(L"/* -------------- JS Error -------------- */\n");
 //                      TRACE(sLine);
 //                      TRACE(L"\n");
-                        //CFX_ByteString sTemp = CFX_ByteString::FromUnicode(error.message);
-                        info += sLine;
-                }
-                else
-                {
-                        info = JSGetStringFromID(this, IDS_STRING_RUN);
-                }               
-
+                //CFX_ByteString sTemp = CFX_ByteString::FromUnicode(error.message);
+                info += sLine;
         }
-        catch (...)
+        else
         {
-                info = JSGetStringFromID(this, IDS_STRING_UNHANDLED);
-                nRet = -1;
+                info = JSGetStringFromID(this, IDS_STRING_RUN);
         }
 
         m_pRuntime->RemoveEventInLoop(m_pEventHandler->TargetName(), m_pEventHandler->EventType());
 
         m_pEventHandler->Destroy();
         m_bBusy = FALSE;        
 
         return nRet >= 0;
 }
 
@@ skipping 239 matching lines @@
         ASSERT(m_pEventHandler != NULL);        
         m_pEventHandler->OnBatchExec(pTarget);
 }
 
 void CJS_Context::OnMenu_Exec(CPDFSDK_Document* pTarget,const CFX_WideString& strTargetName)
 {
         ASSERT(m_pEventHandler != NULL);
         m_pEventHandler->OnMenu_Exec(pTarget, strTargetName);
 }