Page Info: Hide default permissions with a value of Ask if the default is Ask.

chrome/browser/ui/website_settings/website_settings.cc

Index: chrome/browser/ui/website_settings/website_settings.cc
diff --git a/chrome/browser/ui/website_settings/website_settings.cc b/chrome/browser/ui/website_settings/website_settings.cc
index 74add62f94d44c0fe10dbeaa7189e5c264acf9d2..92f6ebdf3ba8914ccf7b1069a4dae114675e1566 100644
--- a/chrome/browser/ui/website_settings/website_settings.cc
+++ b/chrome/browser/ui/website_settings/website_settings.cc
@@ -11,6 +11,7 @@
 #include <vector>
 
 #include "base/command_line.h"
+#include "base/feature_list.h"
 #include "base/i18n/time_formatting.h"
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
@@ -84,6 +85,10 @@ using content::BrowserThread;
 
 namespace {
 
+// TODO(crbug.com/695725): Change this to FEATURE_DISABLED_BY_DEFAULT
+const base::Feature kPageInfoAlwaysShowAllPermissions{
+    "PageInfoAlwaysShowAllPermissions", base::FEATURE_ENABLED_BY_DEFAULT};
+
 // Events for UMA. Do not reorder or change!
 enum SSLCertificateDecisionsDidRevoke {
   USER_CERT_DECISIONS_NOT_REVOKED = 0,
@@ -218,6 +223,7 @@ WebsiteSettings::WebsiteSettings(
           tab_specific_content_settings),
       content::WebContentsObserver(web_contents),
       ui_(ui),
+      show_all_permissions_(false),
       show_info_bar_(false),
       site_url_(url),
       site_identity_status_(SITE_IDENTITY_STATUS_UNKNOWN),
@@ -231,6 +237,10 @@ WebsiteSettings::WebsiteSettings(
       security_level_(security_state::NONE) {
   Init(url, security_info);
 
+  if (base::FeatureList::IsEnabled(kPageInfoAlwaysShowAllPermissions)) {
+    show_all_permissions_ = true;
+  }
+
   PresentSitePermissions();
   PresentSiteData();
   PresentSiteIdentity();
@@ -318,6 +328,15 @@ void WebsiteSettings::OnSitePermissionChanged(ContentSettingsType type,
   show_info_bar_ = true;
 
   // Refresh the UI to reflect the new setting.
+#if defined(OS_MACOSX)
+  // TODO(crbug.com/695690): This is currently only needed on Mac, and breaks
+  // accessibility.
+  PresentSitePermissions();
+#endif
+}
+
+void WebsiteSettings::OnPresentAllSitePermissions() {
+  show_all_permissions_ = true;
   PresentSitePermissions();
 }
 
@@ -644,6 +663,9 @@ void WebsiteSettings::PresentSitePermissions() {
   PermissionInfoList permission_info_list;
   ChosenObjectInfoList chosen_object_info_list;
 
+  bool anyPermissionsShown = false;
+  bool anyPermissionsHidden = false;
+
   WebsiteSettingsUI::PermissionInfo permission_info;
   for (size_t i = 0; i < arraysize(kPermissionType); ++i) {
     permission_info.type = kPermissionType[i];
@@ -654,6 +676,7 @@ void WebsiteSettings::PresentSitePermissions() {
     content_settings::SettingInfo info;
     std::unique_ptr<base::Value> value = content_settings_->GetWebsiteSetting(
         site_url_, site_url_, permission_info.type, std::string(), &info);
+
     DCHECK(value.get());
     if (value->GetType() == base::Value::Type::INTEGER) {
       permission_info.setting =
@@ -675,7 +698,13 @@ void WebsiteSettings::PresentSitePermissions() {
                                                       NULL);
     }
 
-    permission_info_list.push_back(permission_info);
+    if (show_all_permissions_ ||
+        permission_info.setting != CONTENT_SETTING_DEFAULT) {
+      permission_info_list.push_back(permission_info);
+      anyPermissionsShown = true;
+    } else {
+      anyPermissionsHidden = true;
+    }
   }
 
   for (const ChooserUIInfo& ui_info : kChooserUIInfo) {
@@ -686,11 +715,25 @@ void WebsiteSettings::PresentSitePermissions() {
       chosen_object_info_list.push_back(
           base::MakeUnique<WebsiteSettingsUI::ChosenObjectInfo>(
               ui_info, std::move(object)));
+      anyPermissionsShown = true;
     }
   }
 
   ui_->SetPermissionInfo(permission_info_list,
                          std::move(chosen_object_info_list));
+
+  WebsiteSettingsUI::VisiblePermissions visible_permissions;
+  if (anyPermissionsShown) {
+    if (anyPermissionsHidden) {
+      visible_permissions =
+          WebsiteSettingsUI::VISIBLE_PERMISSIONS_SOME_BUT_NOT_ALL;
+    } else {
+      visible_permissions = WebsiteSettingsUI::VISIBLE_PERMISSIONS_ALL;
+    }
+  } else {
+    visible_permissions = WebsiteSettingsUI::VISIBLE_PERMISSIONS_NONE;
+  }
+  ui_->UpdatePermissionButton(visible_permissions);
 }
 
 void WebsiteSettings::PresentSiteData() {