Fixing TestRunner::findString() so as to fix findString.html editing

Source/testing/runner/TestRunner.cpp

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  * Copyright (C) 2010 Pawel Hajdan (phajdan.jr@chromium.org)
  * Copyright (C) 2012 Apple 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
@@ skipping 1319 matching lines @@
                 findOptions.matchCase = false;
             else if (option == "Backwards")
                 findOptions.forward = false;
             else if (option == "WrapAround")
                 wrapAround = true;
         }
     }
 
     WebFrame* frame = m_webView->mainFrame();
     const bool findResult = frame->find(0, cppVariantToWebString(arguments[0]), findOptions, wrapAround, 0);
+    frame->stopFinding(false);
     result->set(findResult);
 }
 
 void TestRunner::setValueForUser(const CppArgumentList& arguments, CppVariant* result)
 {
     result->setNull();
     if (arguments.size() != 2)
         return;
 
     WebElement element;
@@ skipping 794 matching lines @@
     result->setNull();
 }
 
 void TestRunner::setPointerLockWillFailSynchronously(const CppArgumentList&, CppVariant* result)
 {
     m_pointerLockPlannedResult = PointerLockWillFailSync;
     result->setNull();
 }
 
 }