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

fpdfsdk/src/javascript/JS_Object.h

Index: fpdfsdk/src/javascript/JS_Object.h
diff --git a/fpdfsdk/include/javascript/JS_Object.h b/fpdfsdk/src/javascript/JS_Object.h
similarity index 89%
rename from fpdfsdk/include/javascript/JS_Object.h
rename to fpdfsdk/src/javascript/JS_Object.h
index 6116a83d17cf346ff7da0499fc43310784a83dd9..82d1da9ee9194f7a6e4adf4028c8ec020830bce7 100644
--- a/fpdfsdk/include/javascript/JS_Object.h
+++ b/fpdfsdk/src/javascript/JS_Object.h
@@ -4,23 +4,20 @@
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
-#ifndef FPDFSDK_INCLUDE_JAVASCRIPT_JS_OBJECT_H_
-#define FPDFSDK_INCLUDE_JAVASCRIPT_JS_OBJECT_H_
+#ifndef FPDFSDK_SRC_JAVASCRIPT_JS_OBJECT_H_
+#define FPDFSDK_SRC_JAVASCRIPT_JS_OBJECT_H_
 
 #include <map>
 
 #include "../../../third_party/base/nonstd_unique_ptr.h"
-
-#include "../fsdk_define.h"       // For FX_UINT
-#include "../fsdk_mgr.h"          // For CPDFDoc_Environment
-#include "../fx_systemhandler.h"  // For IFX_SystemHandler
-#include "../jsapi/fxjs_v8.h"
+#include "../../include/fsdk_define.h"  // For FX_UINT
+#include "../../include/jsapi/fxjs_v8.h"
 #include "JS_Runtime.h"
 
 class CJS_Context;
 class CJS_Object;
 class CJS_Timer;
-
+class CPDFDoc_Environment;
 class CJS_EmbedObj {
  public:
   explicit CJS_EmbedObj(CJS_Object* pJSObject);
@@ -116,4 +113,4 @@ class CJS_Timer : public CJS_Runtime::Observer {
   CPDFDoc_Environment* const m_pApp;
 };
 
-#endif  // FPDFSDK_INCLUDE_JAVASCRIPT_JS_OBJECT_H_
+#endif  // FPDFSDK_SRC_JAVASCRIPT_JS_OBJECT_H_