Chrome Version: Linux ToT with DCHECKs.

What steps will reproduce the problem?
After having searched in chrome:histograms, refresh and search again while refreshing (Ctrl-F + return).

What is the expected result?
Search the page

What happens instead?
[94722:94722:0808/154300.458641:FATAL:find_request_manager.cc(369)] Check failed: pending_find_next_reply_ == rfh ((nil) vs. 0x1bba7a525500)
#0 0x555c4de77417 base::debug::StackTrace::StackTrace()
#1 0x555c4de910e1 logging::LogMessage::~LogMessage()
#2 0x555c4c922176 content::FindRequestManager::OnFindReply()
#3 0x555c4cc4fbfb _ZN3IPC8MessageTI28FrameHostMsg_Find_Reply_MetaNSt3__15tupleIJiiN3gfx4RectEibEEEvE8DispatchIN7content15WebContentsImplESA_NS9_19RenderFrameHostImplEMSA_FvPSB_iiRKS5_ibEEEbPKNS_7MessageEPT_PT0_PT1_T2_
#4 0x555c4cc4c9bd content::WebContentsImpl::OnMessageReceived()
#5 0x555c4c950d97 content::RenderFrameHostImpl::OnMessageReceived()
#6 0x555c4cb2fbd9 content::RenderProcessHostImpl::OnMessageReceived()
#7 0x555c4ea06af5 IPC::ChannelProxy::Context::OnDispatchMessage()
#8 0x555c4de77b4b base::debug::TaskAnnotator::RunTask()
#9 0x555c4de97ebd base::MessageLoop::RunTask()
#10 0x555c4de981fb base::MessageLoop::DeferOrRunPendingTask()
#11 0x555c4de984e4 base::MessageLoop::DoWork()
#12 0x555c4de9a029 base::MessagePumpGlib::Run()
#13 0x555c4de978ca base::MessageLoop::Run()
#14 0x555c4dec1057 base::RunLoop::Run()
#15 0x555c4dd48e3e ChromeBrowserMainParts::MainMessageLoopRun()
#16 0x555c4c81ece2 content::BrowserMainLoop::RunMainMessageLoopParts()
#17 0x555c4c821d5b content::BrowserMainRunnerImpl::Run()
#18 0x555c4c81a0f8 content::BrowserMain()
#19 0x555c4dad7a3a content::RunNamedProcessTypeMain()
#20 0x555c4dad83c0 content::ContentMainRunnerImpl::Run()
#21 0x555c4dae3c53 service_manager::Main()
#22 0x555c4dad6e22 content::ContentMain()
#23 0x555c4c0df57c ChromeMain
#24 0x7fcf54776f45 __libc_start_main
#25 0x555c4c0df3d0 <unknown>

Paul: Assigning to you as it seems you wrote the code.