Correctly reset FP in RFHI whenever origin changes

Bug: 713364
Change-Id: Id8bb923750e20f3db6fc9358b1d44120513ac95f

CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_site_isolation

Change-Id: Id8bb923750e20f3db6fc9358b1d44120513ac95f
Reviewed-on: https://chromium-review.googlesource.com/482380
Commit-Queue: Ian Clelland <iclelland@chromium.org>
Reviewed-by: Charles Reis <creis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#466778}
void RenderFrameHostImpl::RequestSmartClipExtract(SmartClipCallback callback,
                                                  gfx::Rect rect) {
  static uint32_t next_id = 1;
  uint32_t key = next_id++;
  Send(new FrameMsg_ExtractSmartClipData(routing_id_, key, rect));
  smart_clip_callbacks_.insert(std::make_pair(key, callback));
}

void RenderFrameHostImpl::RequestSmartClipExtract(SmartClipCallback callback,
                                                  gfx::Rect rect) {
  static uint32_t next_id = 1;
  uint32_t key = next_id++;
  Send(new FrameMsg_ExtractSmartClipData(routing_id_, key, rect));
  smart_clip_callbacks_.insert(std::make_pair(key, callback));
}
