Don't try to render composited selection in throttled frame

third_party/WebKit/Source/web/tests/sim/SimCompositor.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef SimCompositor_h
 #define SimCompositor_h
 
 #include "public/platform/WebLayerTreeView.h"
 
 namespace blink {
@@ skipping 17 matching lines @@
 
     void setWebViewImpl(WebViewImpl&);
 
     // Execute the BeginMainFrame processing steps, an approximation of what
     // cc::ThreadProxy::BeginMainFrame would do.
     SimDisplayItemList beginFrame();
 
     bool needsAnimate() const { return m_needsAnimate; }
     bool deferCommits() const { return m_deferCommits; }
 
+    bool hasSelection() const { return m_hasSelection; }
+
 private:
     void setNeedsAnimate() override;
     void setDeferCommits(bool) override;
+    void registerSelection(const WebSelection&) override;
+    void clearSelection() override;
 
     bool m_needsAnimate;
     bool m_deferCommits;
+    bool m_hasSelection;
     WebViewImpl* m_webViewImpl;
     double m_lastFrameTimeMonotonic;
 };
 
 } // namespace blink
 
 #endif