[lensoverlay] Extract lens overlay constants to a shared location

This code change extracts LensOverlaySettingsPolicyValue and its associated constants to a shared file. This is a preparatory step for future changes in Bling, and will allow modifications to be easily applied across platforms.

Bug: 347238122
Change-Id: I321bdde008d545152fb7357a11f1ecb5926bc7f0
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5688250
Reviewed-by: Mihai Sardarescu <[email protected]>
Reviewed-by: Rushan Suleymanov <[email protected]>
Reviewed-by: Avi Drissman <[email protected]>
Commit-Queue: Radu Nitescu <[email protected]>
Reviewed-by: Gauthier Ambard <[email protected]>
Reviewed-by: Gabriel Charette <[email protected]>
Reviewed-by: Tommy Nyquist <[email protected]>
Reviewed-by: Jason Hu <[email protected]>
Cr-Commit-Position: refs/heads/main@{#1326657}
diff --git a/chrome/browser/prefs/browser_prefs.cc b/chrome/browser/prefs/browser_prefs.cc
index 753637d..d549c07 100644
--- a/chrome/browser/prefs/browser_prefs.cc
+++ b/chrome/browser/prefs/browser_prefs.cc
@@ -296,7 +296,6 @@
 #include "chrome/browser/serial/serial_policy_allowed_ports.h"
 #include "chrome/browser/signin/signin_promo.h"
 #include "chrome/browser/ui/commerce/commerce_ui_tab_helper.h"
-#include "chrome/browser/ui/lens/lens_overlay_permission_utils.h"
 #include "chrome/browser/ui/startup/startup_browser_creator.h"
 #include "chrome/browser/ui/webui/cr_components/theme_color_picker/theme_color_picker_handler.h"
 #include "chrome/browser/ui/webui/history/foreign_session_handler.h"
@@ -307,6 +306,7 @@
 #include "chrome/browser/ui/webui/tab_search/tab_search_prefs.h"
 #include "chrome/browser/upgrade_detector/upgrade_detector.h"
 #include "components/headless/policy/headless_mode_prefs.h"
+#include "components/lens/lens_overlay_permission_utils.h"
 #include "components/live_caption/live_caption_controller.h"
 #include "components/live_caption/live_translate_controller.h"
 #include "components/ntp_tiles/custom_links_manager_impl.h"