[Resources] Add profile-sized assets for the generic placeholder.

chrome/browser/profiles/profile_avatar_icon_util.cc

 // 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.
 
 #include "chrome/browser/profiles/profile_avatar_icon_util.h"
 
 #include "base/files/file_util.h"
 #include "base/format_macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/path_service.h"
@@ skipping 287 matching lines @@
 
 size_t GetGenericAvatarIconCount() {
   return kGenericAvatarIconsCount;
 }
 
 int GetPlaceholderAvatarIndex() {
   return kPlaceholderAvatarIcon;
 }
 
 int GetPlaceholderAvatarIconResourceID() {
-  return IDR_PROFILE_AVATAR_26;
+  return IDR_PROFILE_AVATAR_PLACEHOLDER_LARGE;
 }
 
 const IconResourceInfo* GetDefaultAvatarIconResourceInfo(size_t index) {
   static const IconResourceInfo resource_info[kDefaultAvatarIconsCount] = {
     { IDR_PROFILE_AVATAR_0, "avatar_generic.png"},
     { IDR_PROFILE_AVATAR_1, "avatar_generic_aqua.png"},
     { IDR_PROFILE_AVATAR_2, "avatar_generic_blue.png"},
     { IDR_PROFILE_AVATAR_3, "avatar_generic_green.png"},
     { IDR_PROFILE_AVATAR_4, "avatar_generic_orange.png"},
     { IDR_PROFILE_AVATAR_5, "avatar_generic_purple.png"},
@@ skipping 67 matching lines @@
         int_value >= static_cast<int>(kDefaultAvatarIconsCount))
       return false;
     *icon_index = int_value;
     return true;
   }
 
   return false;
 }
 
 }  // namespace profiles