Convert GURL::{host,path} to GURL::{host_piece,path_piece} for ==.

chrome/browser/download/download_request_limiter.cc

Index: chrome/browser/download/download_request_limiter.cc
diff --git a/chrome/browser/download/download_request_limiter.cc b/chrome/browser/download/download_request_limiter.cc
index 89ba925f8037930619efd39ee329a34d1f08449f..85c47e992e93e1f80006e169b56a6133392eb54b 100644
--- a/chrome/browser/download/download_request_limiter.cc
+++ b/chrome/browser/download/download_request_limiter.cc
@@ -89,7 +89,7 @@ void DownloadRequestLimiter::TabDownloadState::DidStartNavigation(
     // reset the download state if the user is navigating to a different host
     // (or host is empty).
     if (!initial_page_host_.empty() &&
-        navigation_handle->GetURL().host() == initial_page_host_) {
+        navigation_handle->GetURL().host_piece() == initial_page_host_) {
       return;
     }
   }