Make the vast majority of JS headers private to src/javascript.

fpdfsdk/src/javascript/global.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 "global.h"
+
 #include "../../../core/include/fxcrt/fx_ext.h"
 #include "../../include/javascript/IJavaScript.h"
-#include "../../include/javascript/JS_Context.h"
-#include "../../include/javascript/JS_Define.h"
-#include "../../include/javascript/JS_EventHandler.h"
-#include "../../include/javascript/JS_GlobalData.h"
-#include "../../include/javascript/JS_Object.h"
-#include "../../include/javascript/JS_Value.h"
-#include "../../include/javascript/global.h"
-#include "../../include/javascript/resource.h"
+#include "JS_Context.h"
+#include "JS_Define.h"
+#include "JS_EventHandler.h"
+#include "JS_GlobalData.h"
+#include "JS_Object.h"
+#include "JS_Value.h"
+#include "resource.h"
 
 /* ---------------------------- global ---------------------------- */
 
 // Helper class for compile-time calculation of hash values in order to
 // avoid having global object initializers.
 template <unsigned ACC, wchar_t... Ns>
 struct CHash;
 
 // Only needed to hash single-character strings.
 template <wchar_t N>
@@ skipping 496 matching lines @@
     return CJS_Value::VT_boolean;
   if (nHash == JSCONST_nDateHash)
     return CJS_Value::VT_date;
   if (nHash == JSCONST_nObjectHash)
     return CJS_Value::VT_object;
   if (nHash == JSCONST_nFXobjHash)
     return CJS_Value::VT_fxobject;
 
   return CJS_Value::VT_unknown;
 }