FasterLocationReload: Add a field trial flag to enable the feature

chrome/app/generated_resources.grd

Index: chrome/app/generated_resources.grd
diff --git a/chrome/app/generated_resources.grd b/chrome/app/generated_resources.grd
index 4b815f8e1d06f1b5bcb6dd4a5b89237642599d4e..89cfc5a9650777e9dd72f3cace71be738b02f67f 100644
--- a/chrome/app/generated_resources.grd
+++ b/chrome/app/generated_resources.grd
@@ -15613,6 +15613,13 @@ read aloud to screenreader users to announce that a completion is available.">
     <message name="IDS_FLAGS_CROS_COMP_UPDATES_DESCRIPTION" desc="Description for the flag to enable Chrome OS component flash updates" translateable="false">
       Enable Flash component updates for Chrome OS.
     </message>
+    <!-- Faster location.reload() chrome://flags strings -->
+    <message name="IDS_FLAGS_FASTER_LOCATION_RELOAD_NAME" desc="Name for the flag to enable faster location.reload()" translateable="false">
+      Faster location.reload()
+    </message>
+     <message name="IDS_FLAGS_FASTER_LOCATION_RELOAD_DESCRIPTION" desc="Description for the flag to enable faster location.reload()" translateable="false">
+      Enable faster location.reload() to use a reload mode that revalidates only main resource forcibly.
+    </message>
   </messages>
  </release>
 </grit>