Bring back support for 38x31 avatars.

chrome/browser/profiles/profile_avatar_icon_util.h

 // Copyright 2014 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_PROFILES_PROFILE_AVATAR_ICON_UTIL_H_
 #define CHROME_BROWSER_PROFILES_PROFILE_AVATAR_ICON_UTIL_H_
 
 #include <string>
 
 #include "third_party/skia/include/core/SkColor.h"
 
 namespace base {
 class FilePath;
 }
 
 namespace gfx {
 class Image;
 }
 
+class SkBitmap;
+
 namespace profiles {
 
 // Avatar access.
 extern const char kGAIAPictureFileName[];
 extern const char kHighResAvatarFolderName[];
 
 // Avatar formatting.
 extern const int kAvatarIconWidth;
 extern const int kAvatarIconHeight;
 extern const SkColor kAvatarTutorialBackgroundColor;
@@ skipping 26 matching lines @@
 
 // Returns a URL for the default avatar icon with specified index.
 std::string GetDefaultAvatarIconUrl(size_t index);
 
 // Checks if |index| is a valid avatar icon index
 bool IsDefaultAvatarIconIndex(size_t index);
 
 // Checks if the given URL points to one of the default avatar icons. If it
 // is, returns true and its index through |icon_index|. If not, returns false.
 bool IsDefaultAvatarIconUrl(const std::string& icon_url, size_t *icon_index);
+
 // Returns a version of |image| of a specific size. Note that no checks are
 // done on the width/height so make sure they're reasonable values; in the
 // range of 16-256 is probably best.
 gfx::Image GetSizedAvatarIcon(const gfx::Image& image,
                               bool is_rectangle,
                               int width, int height);
 
 // Returns a version of |image| suitable for use in menus.
 gfx::Image GetAvatarIconForMenu(const gfx::Image& image,
                                 bool is_rectangle);
 
 // Returns a version of |image| suitable for use in WebUI.
 gfx::Image GetAvatarIconForWebUI(const gfx::Image& image,
                                  bool is_rectangle);
 
 // Returns a version of |image| suitable for use in title bars. The returned
 // image is scaled to fit |dst_width| and |dst_height|.
 gfx::Image GetAvatarIconForTitleBar(const gfx::Image& image,
                                     bool is_rectangle,
                                     int dst_width,
                                     int dst_height);
 
+// Returns a bitmap with a couple of columns shaved off so it is more square,
+// so that when resized to a square aspect ratio it looks pretty.
+SkBitmap GetAvatarIconAsSquare(const SkBitmap& bitmap, int scale_factor);
+
 }  // namespace profiles
 
 #endif  // CHROME_BROWSER_PROFILES_PROFILE_AVATAR_ICON_UTIL_H_