4 files changed, 9 insertions, 7 deletions
diff --git a/fpdfsdk/src/javascript/Field.cpp b/fpdfsdk/src/javascript/Field.cpp
index 89725ffb7f..7baefd111c 100644
--- a/fpdfsdk/src/javascript/Field.cpp
+++ b/fpdfsdk/src/javascript/Field.cpp
@@ -3140,7 +3140,7 @@ FX_BOOL Field::getArray(IJS_Context* cc,
 
   CJS_Array FormFieldArray(pRuntime);
   for (int j = 0, jsz = swSort.GetSize(); j < jsz; j++) {
-    nonstd::unique_ptr<CFX_WideString> pStr(swSort.GetAt(j));
+    std::unique_ptr<CFX_WideString> pStr(swSort.GetAt(j));
     v8::Local<v8::Object> pObj = FXJS_NewFxDynamicObj(
         pRuntime->GetIsolate(), pRuntime, CJS_Field::g_nObjDefnID);
     ASSERT(!pObj.IsEmpty());
diff --git a/fpdfsdk/src/javascript/JS_Object.h b/fpdfsdk/src/javascript/JS_Object.h
index d72696caeb..fe9e5ec5d2 100644
--- a/fpdfsdk/src/javascript/JS_Object.h
+++ b/fpdfsdk/src/javascript/JS_Object.h
@@ -8,11 +8,11 @@
 #define FPDFSDK_SRC_JAVASCRIPT_JS_OBJECT_H_
 
 #include <map>
+#include <memory>
 
 #include "JS_Runtime.h"
 #include "fpdfsdk/include/fsdk_define.h"  // For FX_UINT
 #include "fpdfsdk/include/jsapi/fxjs_v8.h"
-#include "third_party/base/nonstd_unique_ptr.h"
 
 class CJS_Context;
 class CJS_Object;
@@ -68,7 +68,7 @@ class CJS_Object {
   v8::Isolate* GetIsolate() { return m_pIsolate; }
 
  protected:
-  nonstd::unique_ptr<CJS_EmbedObj> m_pEmbedObj;
+  std::unique_ptr<CJS_EmbedObj> m_pEmbedObj;
   v8::Global<v8::Object> m_pV8Object;
   v8::Isolate* m_pIsolate;
 };
diff --git a/fpdfsdk/src/javascript/JS_Runtime_Stub.cpp b/fpdfsdk/src/javascript/JS_Runtime_Stub.cpp
index 1d94976edf..e9d5a221f7 100644
--- a/fpdfsdk/src/javascript/JS_Runtime_Stub.cpp
+++ b/fpdfsdk/src/javascript/JS_Runtime_Stub.cpp
@@ -4,9 +4,10 @@
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
+#include <memory>
+
 #include "fpdfsdk/include/fsdk_mgr.h"  // For CPDFDoc_Environment.
 #include "fpdfsdk/include/javascript/IJavaScript.h"
-#include "third_party/base/nonstd_unique_ptr.h"
 
 class CJS_ContextStub final : public IJS_Context {
  public:
@@ -156,7 +157,7 @@ class CJS_RuntimeStub final : public IJS_Runtime {
 
  protected:
   CPDFSDK_Document* m_pDoc;
-  nonstd::unique_ptr<CJS_ContextStub> m_pContext;
+  std::unique_ptr<CJS_ContextStub> m_pContext;
 };
 
 // static
diff --git a/fpdfsdk/src/javascript/app.cpp b/fpdfsdk/src/javascript/app.cpp
index 34b51310ce..1473edbf69 100644
--- a/fpdfsdk/src/javascript/app.cpp
+++ b/fpdfsdk/src/javascript/app.cpp
@@ -6,6 +6,8 @@
 
 #include "app.h"
 
+#include <memory>
+
 #include "Document.h"
 #include "JS_Context.h"
 #include "JS_Define.h"
@@ -16,7 +18,6 @@
 #include "fpdfsdk/include/fsdk_mgr.h"  // For CPDFDoc_Environment.
 #include "fpdfsdk/include/javascript/IJavaScript.h"
 #include "resource.h"
-#include "third_party/base/nonstd_unique_ptr.h"
 
 BEGIN_JS_STATIC_CONST(CJS_TimerObj)
 END_JS_STATIC_CONST()
@@ -803,7 +804,7 @@ FX_BOOL app::response(IJS_Context* cc,
   CPDFDoc_Environment* pApp = pContext->GetReaderApp();
 
   const int MAX_INPUT_BYTES = 2048;
-  nonstd::unique_ptr<char[]> pBuff(new char[MAX_INPUT_BYTES + 2]);
+  std::unique_ptr<char[]> pBuff(new char[MAX_INPUT_BYTES + 2]);
   memset(pBuff.get(), 0, MAX_INPUT_BYTES + 2);
   int nLengthBytes = pApp->JS_appResponse(
       swQuestion.c_str(), swTitle.c_str(), swDefault.c_str(), swLabel.c_str(),