Don't show temporary patterns in chrome://settings/contentExceptions#zoomlevels

Scheme-and-host patterns are not persisted in the HostZoomMap and get cleared
on the next browser restart. Therefore, they are not so privacy sensitive and
don't need to be displayed in the content settings.

BUG=361575

Review URL: https://codereview.chromium.org/230503004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@263078 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/ui/webui/options/content_settings_handler.cc

@@ -42,7 +42,6 @@
 #include "content/public/browser/web_ui.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/common/page_zoom.h"
-#include "content/public/common/url_constants.h"
 #include "extensions/common/extension_set.h"
 #include "extensions/common/permissions/api_permission.h"
 #include "grit/generated_resources.h"
@@ -1006,8 +1005,8 @@ void ContentSettingsHandler::UpdateZoomLevelsExceptionsView() {
         exception->SetString(kOrigin, i->host);
         break;
       case content::HostZoomMap::ZOOM_CHANGED_FOR_SCHEME_AND_HOST:
-        exception->SetString(
-            kOrigin, i->scheme + content::kStandardSchemeSeparator + i->host);
+        // These are not stored in preferences and get cleared on next browser
+        // start. Therefore, we don't care for them.
         break;
       case content::HostZoomMap::ZOOM_CHANGED_TEMPORARY_ZOOM:
         NOTREACHED();
@@ -1242,17 +1241,7 @@ void ContentSettingsHandler::RemoveZoomLevelException(
   content::HostZoomMap* host_zoom_map =
       content::HostZoomMap::GetForBrowserContext(Profile::FromWebUI(web_ui()));
   double default_level = host_zoom_map->GetDefaultZoomLevel();
-
-  std::string::size_type scheme_separator_position =
-      pattern.find(content::kStandardSchemeSeparator);
-  if (scheme_separator_position == std::string::npos) {
-    host_zoom_map->SetZoomLevelForHost(pattern, default_level);
-  } else {
-    std::string scheme = pattern.substr(0, scheme_separator_position);
-    std::string host = pattern.substr(
-        scheme_separator_position + strlen(content::kStandardSchemeSeparator));
-    host_zoom_map->SetZoomLevelForHostAndScheme(scheme, host, default_level);
-  }
+  host_zoom_map->SetZoomLevelForHost(pattern, default_level);
 }
 
 void ContentSettingsHandler::RegisterMessages() {