Change Lo-Fi bool to bitmask to support multiple Previews types

content/browser/loader/DEPS

Index: content/browser/loader/DEPS
diff --git a/content/browser/loader/DEPS b/content/browser/loader/DEPS
index c927c38a4ef4487af32b2fb833795555cc705d19..25df22d4c4b0aebf7c6b1b1f9a388c981b8253c6 100644
--- a/content/browser/loader/DEPS
+++ b/content/browser/loader/DEPS
@@ -117,6 +117,7 @@ specific_include_rules = {
     "+content/public/browser/resource_dispatcher_host_delegate.h",
     "+content/public/browser/resource_throttle.h",
     "+content/public/browser/stream_info.h",
+    "+content/public/common/previews_state.h",
     "+content/public/common/resource_response.h",
     "+content/public/common/resource_type.h",
     "+content/public/test/test_browser_context.h",
@@ -163,6 +164,7 @@ specific_include_rules = {
     "+content/public/browser/resource_dispatcher_host_delegate.h",
     "+content/public/browser/resource_request_info.h",
     "+content/public/browser/resource_throttle.h",
+    "+content/public/common/previews_state.h",
 
     # TODO: These all have to be removed.
     "+content/browser/appcache/appcache_interceptor.h",
@@ -235,6 +237,7 @@ specific_include_rules = {
     "+content/common/content_export.h",
     "+content/public/browser/resource_dispatcher_host_login_delegate.h",
     "+content/public/common/browser_side_navigation_policy.h",
+    "+content/public/common/previews_state.h",
     "+content/public/common/resource_response.h",
     "+content/public/common/resource_type.h",
 
@@ -264,6 +267,7 @@ specific_include_rules = {
     "+content/common/url_loader.mojom.h",
     "+content/public/browser/global_request_id.h",
     "+content/public/browser/resource_request_info.h",
+    "+content/public/common/previews_state.h",
     "+content/public/common/referrer.h",
     "+content/public/common/resource_type.h",