Remove unused includes from toolbar_egtest.mm

These includes can not be compiled with EG2 so they should be removed.

Bug: 922813
Change-Id: I60137b39e7b882d8224280ac7e77a8e832652370
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1639670Reviewed-by: Gauthier Ambard <gambard@chromium.org>
Commit-Queue: Eugene But <eugenebut@chromium.org>
Cr-Commit-Position: refs/heads/master@{#666342}

ios/chrome/browser/ui/toolbar/toolbar_egtest.mm

@@ -6,13 +6,11 @@
 
 #include "base/ios/ios_util.h"
 #include "components/strings/grit/components_strings.h"
-#import "ios/chrome/browser/ui/commands/browser_commands.h"
 #import "ios/chrome/browser/ui/content_suggestions/ntp_home_constant.h"
 #import "ios/chrome/browser/ui/popup_menu/popup_menu_constants.h"
 #import "ios/chrome/browser/ui/toolbar/public/toolbar_constants.h"
 #include "ios/chrome/browser/ui/util/ui_util.h"
 #include "ios/chrome/grit/ios_strings.h"
-#import "ios/chrome/test/app/chrome_test_util.h"
 #import "ios/chrome/test/earl_grey/chrome_earl_grey.h"
 #import "ios/chrome/test/earl_grey/chrome_earl_grey_ui.h"
 #import "ios/chrome/test/earl_grey/chrome_error_util.h"