Add a getter for search provider logos.

chrome/browser/search_engines/template_url_prepopulate_data.h

 // Copyright (c) 2012 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.
 
 #ifndef CHROME_BROWSER_SEARCH_ENGINES_TEMPLATE_URL_PREPOPULATE_DATA_H_
 #define CHROME_BROWSER_SEARCH_ENGINES_TEMPLATE_URL_PREPOPULATE_DATA_H_
 
 #include <stddef.h>
 #include <string>
 #include <vector>
 
 #include "base/string16.h"
 #include "chrome/browser/search_engines/search_engine_type.h"
 
 class GURL;
 class PrefService;
 class Profile;
 class TemplateURL;
 
 namespace TemplateURLPrepopulateData {
 
 extern const int kMaxPrepopulatedEngineID;
 
+// Sizes at which search provider logos are available.
+enum LogoSize {
+  LOGO_100_PERCENT,
+  LOGO_200_PERCENT,
+};
+
 #if defined(OS_ANDROID)
 
 // This must be called early only once. |country_code| is the country code at
 // install following the ISO-3166 specification.
 void InitCountryCode(const std::string& country_code);
 
 #endif
 
 void RegisterUserPrefs(PrefService* prefs);
 
@@ skipping 16 matching lines @@
 // not used.
 TemplateURL* GetPrepopulatedDefaultSearch(Profile* profile);
 
 // Returns the type of the matching engine, or SEARCH_ENGINE_OTHER if no engines
 // match.  This uses same-origin checks unless the |url| is a Google seach URL,
 // in which case we'll identify any valid Google hostname as "Google".
 //
 // NOTE: Must be called on the UI thread.
 SearchEngineType GetEngineType(const std::string& url);
 
+// Returns the logo at the specified |size| for |template_url|.  If no logo is
+// known, this will return an empty GURL.
+//
+// NOTE: Must be called on the UI thread.
+GURL GetLogoURL(const TemplateURL& template_url, LogoSize size);
+
 }  // namespace TemplateURLPrepopulateData
 
 #endif  // CHROME_BROWSER_SEARCH_ENGINES_TEMPLATE_URL_PREPOPULATE_DATA_H_