Valgrind: Fix a leak in ContentSettingsProvider.

chrome/browser/content_settings/content_settings_provider.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.
 
 // Interface for objects providing content setting rules.
 
 #ifndef CHROME_BROWSER_CONTENT_SETTINGS_CONTENT_SETTINGS_PROVIDER_H_
 #define CHROME_BROWSER_CONTENT_SETTINGS_CONTENT_SETTINGS_PROVIDER_H_
 #pragma once
 
@@ skipping 24 matching lines @@
   // normal mode. Otherwise, it returns the content settings for the normal
   // mode. The caller takes the ownership of the returned |RuleIterator|. It is
   // not allowed to call other |ProviderInterface| functions (including
   // |GetRuleIterator|) for the same provider until the |RuleIterator| is
   // destroyed.
   virtual RuleIterator* GetRuleIterator(
       ContentSettingsType content_type,
       const ResourceIdentifier& resource_identifier,
       bool incognito) const = 0;
 
-  // Askes the provider to set the website setting for a particular
+  // Asks the provider to set the website setting for a particular
   // |primary_pattern|, |secondary_pattern|, |content_type| tuple. If the
   // provider accepts the setting it returns true and takes the ownership of the
   // |value|. Otherwise false is returned and the ownership of the |value| stays
   // with the caller.
   //
   // This should only be called on the UI thread, and not after
   // ShutdownOnUIThread has been called.
   virtual bool SetWebsiteSetting(
       const ContentSettingsPattern& primary_pattern,
       const ContentSettingsPattern& secondary_pattern,
@@ skipping 12 matching lines @@
   // Detaches the Provider from all Profile-related objects like PrefService.
   // This methods needs to be called before destroying the Profile.
   // Afterwards, none of the methods above that should only be called on the UI
   // thread should be called anymore.
   virtual void ShutdownOnUIThread() = 0;
 };
 
 }  // namespace content_settings
 
 #endif  // CHROME_BROWSER_CONTENT_SETTINGS_CONTENT_SETTINGS_PROVIDER_H_