[ChromeDriver] activate SetLocation command

Activate the SetLocation command in w3c mode. This is not part of the webdriver spec, but this is a valuable function for testing.

Bug: chromedriver:3180
Change-Id: If379b56891f5326b7a6bdf51ec6044d192d485c5
Fixed: 3180
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1881479Reviewed-by: John Chen <johnchen@chromium.org>
Commit-Queue: Tricia Crichton <triciac@chromium.org>
Cr-Commit-Position: refs/heads/master@{#709941}

chrome/test/chromedriver/server/http_handler.cc

@@ -617,17 +617,15 @@ HttpHandler::HttpHandler(
           WrapToCommand("TouchFlick", base::BindRepeating(&ExecuteFlick),
                         false /*w3c_standard_command*/)),
 
-      // No W3C equivalent.
+      // No W3C equivalent, see .https://crbug.com/chromedriver/3180
       CommandMapping(kGet, "session/:sessionId/location",
                      WrapToCommand("GetGeolocation",
-                                   base::BindRepeating(&ExecuteGetLocation),
-                                   false /*w3c_standard_command*/)),
+                                   base::BindRepeating(&ExecuteGetLocation))),
 
-      // No W3C equivalent.
+      // No W3C equivalent, see .https://crbug.com/chromedriver/3180
       CommandMapping(kPost, "session/:sessionId/location",
                      WrapToCommand("SetGeolocation",
-                                   base::BindRepeating(&ExecuteSetLocation),
-                                   false /*w3c_standard_command*/)),
+                                   base::BindRepeating(&ExecuteSetLocation))),
 
       // No W3C equivalent.
       CommandMapping(kGet, "session/:sessionId/local_storage",