bookmarks: removes unnecessary dep

This is a stale dependency that isn't necessary anymore.

BUG=none
TEST=none

Change-Id: I904c2854f6c9e06b32de243962541692a983fa41
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1864330Reviewed-by: Robert Liao <robliao@chromium.org>
Commit-Queue: Scott Violet <sky@chromium.org>
Cr-Commit-Position: refs/heads/master@{#706725}

components/bookmarks/browser/BUILD.gn

@@ -75,7 +75,9 @@ static_library("browser") {
   ]
 
   if (toolkit_views) {
-    deps += [ "//ui/views" ]
+    # This code has TOOLKIT_VIEWS ifdefs, but doesn't actually rely on anything
+    # else in views.
+    all_dependent_configs = [ "//ui/views:flags" ]
   }
 
   if (toolkit_views && !is_mac) {