Don't try to render composited selection in throttled frame

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

Index: third_party/WebKit/Source/web/tests/sim/SimCompositor.h
diff --git a/third_party/WebKit/Source/web/tests/sim/SimCompositor.h b/third_party/WebKit/Source/web/tests/sim/SimCompositor.h
index b11f995d022fd69bc9213ddb72322e5dac498304..2d59ff51d2fabb5bac574e329f4b81ad012f4a50 100644
--- a/third_party/WebKit/Source/web/tests/sim/SimCompositor.h
+++ b/third_party/WebKit/Source/web/tests/sim/SimCompositor.h
@@ -35,12 +35,17 @@ public:
     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;
 };