flags: remove enable-display-cutout-api

This flag is now dead & the feature is always enabled.

Bug: None
Change-Id: I9a87babece4f86e76397a1aa0bc9532b427d4f7c
Reviewed-on: https://chromium-review.googlesource.com/c/1479090
Commit-Queue: Elly Fong-Jones <[email protected]>
Commit-Queue: Becca Hughes <[email protected]>
Reviewed-by: Becca Hughes <[email protected]>
Reviewed-by: Avi Drissman <[email protected]>
Auto-Submit: Elly Fong-Jones <[email protected]>
Cr-Commit-Position: refs/heads/master@{#633944}
diff --git a/content/browser/web_contents/web_contents_impl.cc b/content/browser/web_contents/web_contents_impl.cc
index 87f8fbe08..69498d13 100644
--- a/content/browser/web_contents/web_contents_impl.cc
+++ b/content/browser/web_contents/web_contents_impl.cc
@@ -615,8 +615,7 @@
 #endif  // !defined(OS_ANDROID)
 
 #if defined(OS_ANDROID)
-  if (base::FeatureList::IsEnabled(features::kDisplayCutoutAPI))
-    display_cutout_host_impl_ = std::make_unique<DisplayCutoutHostImpl>(this);
+  display_cutout_host_impl_ = std::make_unique<DisplayCutoutHostImpl>(this);
 #endif
 
   registry_.AddInterface(base::BindRepeating(