PVS-Studio warning V601 for WebPagetest

HANDLE WebBrowser::FindAdditionalHookProcess(
  HANDLE launched_process, CString exe)
{
  ....
  CString exe(proc.szExeFile);
  exe.MakeLower();
  if (exe.Find(_T("webkit2webprocess.exe") >= 0)) {
  ....
}

This is what should have been written here: if (exe.Find(_T("webkit2webprocess.exe")) >= 0)

This suspicious code was found in WebPagetest project by PVS-Studio static code analyzer.
Warning message is:
V601 The bool type is implicitly casted to the integer type. Inspect the first argument. web_browser.cc 548

PVS-Studio is a static analyzer for detecting bugs in the source code of applications written in C, C++, C++11, C++/CX. Site: http://www.viva64.com/en/pvs-studio/