Remove unused IDS_ constants from pdfium.

fpdfsdk/src/javascript/resource.cpp

Index: fpdfsdk/src/javascript/resource.cpp
diff --git a/fpdfsdk/src/javascript/resource.cpp b/fpdfsdk/src/javascript/resource.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..1c453dcda778325de2a5b225f38a92abb8f60d4c
--- /dev/null
+++ b/fpdfsdk/src/javascript/resource.cpp
@@ -0,0 +1,47 @@
+// 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/resource.h"
+
+CFX_WideString JSGetStringFromID(CJS_Context* pContext, FX_UINT id)
+{
+    switch (id)
+    {
+    case IDS_STRING_JSALERT:
+        return L"Alert";
+    case IDS_STRING_JSPARAMERROR:
+        return L"Incorrect number of parameters passed to function.";
+    case IDS_STRING_JSAFNUMBER_KEYSTROKE:
+        return L"The input value is invalid.";
+    case IDS_STRING_JSPARAM_TOOLONG:
+        return L"The input value is too long.";
+    case IDS_STRING_JSPARSEDATE:
+        return L"The input value can't be parsed as a valid date/time (%s).";
+    case IDS_STRING_JSRANGE1:
+        return L"The input value must be greater than or equal to %s"
+               L" and less than or equal to %s.";
+    case IDS_STRING_JSRANGE2:
+        return L"The input value must be greater than or equal to %s.";
+    case IDS_STRING_JSRANGE3:
+        return L"The input value must be less than or equal to %s.";
+    case IDS_STRING_NOTSUPPORT:
+        return L"Operation not supported.";
+    case IDS_STRING_JSBUSY:
+        return L"System is busy.";
+    case IDS_STRING_JSEVENT:
+        return L"Duplicate formfield event found.";
+    case IDS_STRING_RUN:
+        return L"Script ran successfully.";
+    case IDS_STRING_JSPRINT1:
+        return L"The second parameter can't be converted to a Date.";
+    case IDS_STRING_JSPRINT2:
+        return L"The second parameter is an invalid Date!";
+    case IDS_JSPARAM_INCORRECT:
+        return L"Global value not found.";
+    default:
+        return L"";
+    }
+}