Change format types of display URL on iOS

Modifies the format types passed to the URL formatter in
GetURLForDisplay() on iOS to trim after host.

Bug: 821801
Change-Id: Ib744a161d0488b5e0f3ee8e0d81947da17bb22cb
Reviewed-on: https://chromium-review.googlesource.com/1007079
Commit-Queue: Stepan Khapugin <stkhapugin@chromium.org>
Reviewed-by: Peter Kasting <pkasting@chromium.org>
Cr-Commit-Position: refs/heads/master@{#550605}

components/toolbar/toolbar_model_impl.cc

@@ -63,6 +63,9 @@ base::string16 ToolbarModelImpl::GetFormattedFullURL() const {
 
 base::string16 ToolbarModelImpl::GetURLForDisplay() const {
   url_formatter::FormatUrlTypes format_types =
+#if defined(OS_IOS)
+      url_formatter::kFormatUrlTrimAfterHost |
+#endif
       url_formatter::kFormatUrlOmitDefaults |
       url_formatter::kFormatUrlOmitHTTPS |
       url_formatter::kFormatUrlOmitTrivialSubdomains;