cef/patch/patches/webkit_popups.patch

diff --git Source/web/ChromeClientImpl.cpp Source/web/ChromeClientImpl.cpp
index da897ce..c1d6cf8 100644
--- Source/web/ChromeClientImpl.cpp
+++ Source/web/ChromeClientImpl.cpp
@@ -843,7 +843,7 @@ bool ChromeClientImpl::hasOpenedPopup() const
 PopupMenu* ChromeClientImpl::openPopupMenu(LocalFrame& frame, HTMLSelectElement& select)
 {
     notifyPopupOpeningObservers();
-    if (WebViewImpl::useExternalPopupMenus())
+    if (m_webView->useExternalPopupMenus())
         return new ExternalPopupMenu(frame, select, *m_webView);
 
     DCHECK(RuntimeEnabledFeatures::pagePopupEnabled());
diff --git Source/web/WebViewImpl.cpp Source/web/WebViewImpl.cpp
index fcb4d10..dea498b 100644
--- Source/web/WebViewImpl.cpp
+++ Source/web/WebViewImpl.cpp
@@ -422,6 +422,7 @@ WebViewImpl::WebViewImpl(WebViewClient* client, WebPageVisibilityState visibilit
     , m_enableFakePageScaleAnimationForTesting(false)
     , m_fakePageScaleAnimationPageScaleFactor(0)
     , m_fakePageScaleAnimationUseAnchor(false)
+    , m_shouldUseExternalPopupMenus(shouldUseExternalPopupMenus)
     , m_doingDragAndDrop(false)
     , m_ignoreInputEvents(false)
     , m_compositorDeviceScaleFactorOverride(0)
@@ -4108,9 +4109,14 @@ 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 5292560..08e6afe 100644
--- Source/web/WebViewImpl.h
+++ Source/web/WebViewImpl.h
@@ -382,7 +382,8 @@ 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 shouldAutoResize() const
     {
@@ -678,6 +679,8 @@ private:
     float m_fakePageScaleAnimationPageScaleFactor;
     bool m_fakePageScaleAnimationUseAnchor;
 
+    bool m_shouldUseExternalPopupMenus;
+
     bool m_doingDragAndDrop;
 
     bool m_ignoreInputEvents;
diff --git public/web/WebView.h public/web/WebView.h
index 4f81bb6..66f1b2d 100644
--- public/web/WebView.h
+++ public/web/WebView.h
@@ -437,6 +437,7 @@ 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;