Remove IsRefreshLocationBarEnabled function.

This function always returns true, so the result was inclined in
toolbar_egtest.mm. EG2 Tests can not import ios/chrome/browser/ui/util/ui_util.h
(which declares IsRefreshLocationBarEnabled), so the function had to
be removed.

Bug: 884723
Change-Id: I7ab40c5016ca2b17c95d4fd6294df67cdcc55d81
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1642111Reviewed-by: Mark Cogan <marq@chromium.org>
Reviewed-by: Eugene But <eugenebut@chromium.org>
Commit-Queue: Eugene But <eugenebut@chromium.org>
Cr-Commit-Position: refs/heads/master@{#666344}

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

@@ -209,11 +209,9 @@ using chrome_test_util::SystemSelectionCalloutCopyButton;
 
 // Verifies that copying and pasting a URL includes the hidden protocol prefix.
 - (void)testCopyPasteURL {
-  if (IsRefreshLocationBarEnabled()) {
-    // TODO(crbug.com/834345): Enable this test when long press on the steady
-    // location bar is supported.
-    EARL_GREY_TEST_SKIPPED(@"Test not supported yet in UI Refresh.");
-  }
+  // TODO(crbug.com/834345): Enable this test when long press on the steady
+  // location bar is supported.
+  EARL_GREY_TEST_SKIPPED(@"Test not supported yet in UI Refresh.");
 
   // Clear generalPasteboard before and after the test.
   [UIPasteboard generalPasteboard].string = @"";

ios/chrome/browser/ui/util/ui_util.h

@@ -43,10 +43,6 @@ bool IsIPhoneX();
 // in tab switcher when the last incognito tab is closed.
 bool IsClosingLastIncognitoTabEnabled();
 
-// Returns whether the UI Refresh Location Bar will be used.
-// TODO (crbug.com/884723): Remove all use of this flag.
-bool IsRefreshLocationBarEnabled();
-
 // Returns the approximate corner radius of the current device.
 CGFloat DeviceCornerRadius();
 

ios/chrome/browser/ui/util/ui_util.mm

@@ -64,10 +64,6 @@ bool IsClosingLastIncognitoTabEnabled() {
   return base::FeatureList::IsEnabled(kClosingLastIncognitoTab);
 }
 
-bool IsRefreshLocationBarEnabled() {
-  return true;
-}
-
 CGFloat DeviceCornerRadius() {
   return IsIPhoneX() ? 40.0 : 0.0;
 }