[subresource_filter] Always display the default setting in Android Page Info

chrome/browser/ui/android/page_info/page_info_popup_android.h

Index: chrome/browser/ui/android/page_info/page_info_popup_android.h
diff --git a/chrome/browser/ui/android/page_info/page_info_popup_android.h b/chrome/browser/ui/android/page_info/page_info_popup_android.h
index e7b6c893e7f4369d1ed24b0ff680fd197846ec66..fe8000a100cccbd1fe350a7c37b3b075ed087787 100644
--- a/chrome/browser/ui/android/page_info/page_info_popup_android.h
+++ b/chrome/browser/ui/android/page_info/page_info_popup_android.h
@@ -11,6 +11,7 @@
 
 #include "base/android/scoped_java_ref.h"
 #include "base/macros.h"
+#include "base/optional.h"
 #include "chrome/browser/ui/page_info/page_info_ui.h"
 
 namespace content {
@@ -51,6 +52,13 @@ class PageInfoPopupAndroid : public PageInfoUI {
   static bool RegisterPageInfoPopupAndroid(JNIEnv* env);
 
  private:
+  // Returns an optional value which is set if this permission should be
+  // displayed in Page Info. Most permissions will only be displayed if they are
+  // set to some non-default value, but there are some permissions which require
+  // customized behavior.
+  base::Optional<ContentSetting> GetSettingToDisplay(
+      const PermissionInfo& permission);
+
   // The presenter that controlls the Page Info UI.
   std::unique_ptr<PageInfo> presenter_;