Check for default content setting pattern when requiring user authorization for plug-ins.

chrome/browser/content_settings/host_content_settings_map.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Maps hostnames to custom content settings.  Written on the UI thread and read
 // on any thread.  One instance per profile.
 
 #ifndef CHROME_BROWSER_CONTENT_SETTINGS_HOST_CONTENT_SETTINGS_MAP_H_
 #define CHROME_BROWSER_CONTENT_SETTINGS_HOST_CONTENT_SETTINGS_MAP_H_
 #pragma once
@@ skipping 57 matching lines @@
   //
   // This may be called on any thread.
   ContentSetting GetDefaultContentSetting(
       ContentSettingsType content_type) const;
 
   // Returns the default settings for all content types.
   //
   // This may be called on any thread.
   ContentSettings GetDefaultContentSettings() const;
 
-  // Returns a single ContentSetting which applies to the given URLs. Note that
-  // certain internal schemes are whitelisted. For ContentSettingsTypes that
-  // require a resource identifier to be specified, the |resource_identifier|
-  // must be non-empty.
-  //
-  // This may be called on any thread.
+  // Returns a single |ContentSetting| which applies to the given URLs.
+  // Note that certain internal schemes are whitelisted.
+  // For |CONTENT_TYPE_COOKIES|, |GetCookieContentSetting| should be called,
+  // and for content types that can't be converted to a ContentSetting,
+  // |GetContentSettingValue| should be called.
+  // If there is no content setting, returns CONTENT_SETTING_DEFAULT.
+  // May be called on any thread.
   ContentSetting GetContentSetting(
       const GURL& primary_url,
       const GURL& secondary_url,
       ContentSettingsType content_type,
       const std::string& resource_identifier) const;
 
-  // Returns a content setting |Value| which applies to the given URLs. Note
-  // that certain internal schemes are whitelisted. Ownership of the returned
-  // |Value| is transfered to the caller.
-  //
-  // This may be called on any thread.
+  // Returns a single content setting |Value| which applies to the given URLs.
+  // If |primary_pattern| and |secondary_pattern| are not NULL, they are set to
+  // the patterns of the applying rule.
+  // Note that certain internal schemes are whitelisted.
+  // If there is no content setting, returns NULL and leaves |primary_pattern|
+  // and |secondary_pattern| unchanged.
+  // Otherwise transfers ownership of the resulting |Value| to the caller.
+  // May be called on any thread.
   base::Value* GetContentSettingValue(
       const GURL& primary_url,
       const GURL& secondary_url,
       ContentSettingsType content_type,
-      const std::string& resource_identifier) const;
+      const std::string& resource_identifier,
+      ContentSettingsPattern* primary_pattern,
+      ContentSettingsPattern* secondary_pattern) const;
 
   // Gets the content setting for cookies. This takes the third party cookie
   // flag into account, and therefore needs to know whether we read or write a
   // cookie.
   //
   // This may be called on any thread.
   ContentSetting GetCookieContentSetting(
       const GURL& url,
       const GURL& first_party_url,
       bool setting_cookie) const;
@@ skipping 143 matching lines @@
   mutable base::Lock lock_;
 
   // Misc global settings.
   bool block_third_party_cookies_;
   bool is_block_third_party_cookies_managed_;
 
   DISALLOW_COPY_AND_ASSIGN(HostContentSettingsMap);
 };
 
 #endif  // CHROME_BROWSER_CONTENT_SETTINGS_HOST_CONTENT_SETTINGS_MAP_H_