diff --git Source/web/ChromeClientImpl.cpp Source/web/ChromeClientImpl.cpp
index e1fd006..fa9486b 100644
--- Source/web/ChromeClientImpl.cpp
+++ Source/web/ChromeClientImpl.cpp
@@ -768,7 +768,7 @@ bool ChromeClientImpl::hasOpenedPopup() const
 PassRefPtrWillBeRawPtr<PopupMenu> ChromeClientImpl::openPopupMenu(LocalFrame& frame, PopupMenuClient* client)
 {
     notifyPopupOpeningObservers();
-    if (WebViewImpl::useExternalPopupMenus())
+    if (m_webView->useExternalPopupMenus())
         return adoptRefWillBeNoop(new ExternalPopupMenu(frame, client, *m_webView));
 
     ASSERT(RuntimeEnabledFeatures::pagePopupEnabled());
diff --git Source/web/WebViewImpl.cpp Source/web/WebViewImpl.cpp
index 9a4161a..cf68085 100644
--- Source/web/WebViewImpl.cpp
+++ Source/web/WebViewImpl.cpp
@@ -397,6 +397,7 @@ WebViewImpl::WebViewImpl(WebViewClient* client)
     , m_fakePageScaleAnimationPageScaleFactor(0)
     , m_fakePageScaleAnimationUseAnchor(false)
     , m_contextMenuAllowed(false)
+    , m_shouldUseExternalPopupMenus(shouldUseExternalPopupMenus)
     , m_doingDragAndDrop(false)
     , m_ignoreInputEvents(false)
     , m_compositorDeviceScaleFactorOverride(0)
@@ -3946,9 +3947,14 @@ void WebViewImpl::pageScaleFactorChanged()
     m_client->pageScaleFactorChanged();
 }
 
+void WebViewImpl::setUseExternalPopupMenusThisInstance(bool useExternalPopupMenus)
+{
+    m_shouldUseExternalPopupMenus = useExternalPopupMenus;
+}
+
 bool WebViewImpl::useExternalPopupMenus()
 {
-    return shouldUseExternalPopupMenus;
+    return m_shouldUseExternalPopupMenus;
 }
 
 void WebViewImpl::startDragging(LocalFrame* frame,
diff --git Source/web/WebViewImpl.h Source/web/WebViewImpl.h
index f222ca0..51478ce 100644
--- Source/web/WebViewImpl.h
+++ Source/web/WebViewImpl.h
@@ -390,7 +390,8 @@ public:
 
     // Returns true if popup menus should be rendered by the browser, false if
     // they should be rendered by WebKit (which is the default).
-    static bool useExternalPopupMenus();
+    void setUseExternalPopupMenusThisInstance(bool);
+    bool useExternalPopupMenus();
 
     bool contextMenuAllowed() const
     {
@@ -677,6 +678,8 @@ private:
 
     bool m_contextMenuAllowed;
 
+    bool m_shouldUseExternalPopupMenus;
+
     bool m_doingDragAndDrop;
 
     bool m_ignoreInputEvents;
diff --git public/web/WebView.h public/web/WebView.h
index 4046206..fd01e64 100644
--- public/web/WebView.h
+++ public/web/WebView.h
@@ -387,6 +387,7 @@ public:
 
     // Sets whether select popup menus should be rendered by the browser.
     BLINK_EXPORT static void setUseExternalPopupMenus(bool);
+    virtual void setUseExternalPopupMenusThisInstance(bool) = 0;
 
     // Hides any popup (suggestions, selects...) that might be showing.
     virtual void hidePopups() = 0;