[ios] Adds history user action metrics

ios/chrome/browser/ui/history/history_collection_view_controller.mm

Index: ios/chrome/browser/ui/history/history_collection_view_controller.mm
diff --git a/ios/chrome/browser/ui/history/history_collection_view_controller.mm b/ios/chrome/browser/ui/history/history_collection_view_controller.mm
index b394babfd2cc973ee1b678c8312ec498cfa53a59..0bc1bfea868c09cf546df8df1743fee2bcffc923 100644
--- a/ios/chrome/browser/ui/history/history_collection_view_controller.mm
+++ b/ios/chrome/browser/ui/history/history_collection_view_controller.mm
@@ -12,6 +12,8 @@
 #include "base/mac/foundation_util.h"
 #import "base/mac/objc_property_releaser.h"
 #include "base/mac/scoped_nsobject.h"
+#include "base/metrics/user_metrics.h"
+#include "base/metrics/user_metrics_action.h"
 #include "base/strings/sys_string_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "components/browsing_data/core/history_notice_utils.h"
@@ -481,6 +483,12 @@ const CGFloat kSeparatorInset = 10;
     HistoryEntryItem* item = base::mac::ObjCCastStrict<HistoryEntryItem>(
         [self.collectionViewModel itemAtIndexPath:indexPath]);
     [self openURL:item.URL];
+    if (self.isSearching) {
+      base::RecordAction(
+          base::UserMetricsAction("HistoryPage_SearchResultClick"));
+    } else {
+      base::RecordAction(base::UserMetricsAction("HistoryPage_EntryLinkClick"));
+    }
   }
 }