Restart search in page when new text is found.

third_party/WebKit/Source/web/WebLocalFrameImpl.h

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 221 matching lines @@
     void sendOrientationChangeEvent() override;
     void willShowInstallBannerPrompt(int requestId, const WebVector<WebString>& platforms, WebAppBannerPromptReply*) override;
     WebSandboxFlags effectiveSandboxFlags() const override;
     void forceSandboxFlags(WebSandboxFlags) override;
     void requestRunTask(WebSuspendableTask*) const override;
     void didCallAddSearchProvider() override;
     void didCallIsSearchProviderInstalled() override;
     void replaceSelection(const WebString&) override;
     bool find(
         int identifier, const WebString& searchText, const WebFindOptions&,
-        bool wrapWithinFrame, WebRect* selectionRect) override;
+        bool wrapWithinFrame, WebRect* selectionRect, bool* activeNow = nullptr) override;
     void stopFinding(bool clearSelection) override;
     void scopeStringMatches(
         int identifier, const WebString& searchText, const WebFindOptions&,
         bool reset) override;
     void cancelPendingScopingEffort() override;
     void increaseMatchCount(int count, int identifier) override;
     void resetMatchCount() override;
     int findMatchMarkersVersion() const override;
     WebFloatRect activeFindMatchRect() override;
     void findMatchRects(WebVector<WebFloatRect>&) override;
@@ skipping 157 matching lines @@
     // cleared upon close().
     SelfKeepAlive<WebLocalFrameImpl> m_selfKeepAlive;
 #endif
 };
 
 DEFINE_TYPE_CASTS(WebLocalFrameImpl, WebFrame, frame, frame->isWebLocalFrame(), frame.isWebLocalFrame());
 
 } // namespace blink
 
 #endif