[Profiles] Download high-res avatars using the --new-profile-management flag

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/file_util.h"
 #include "base/format_macros.h"
 #include "base/memory/scoped_ptr.h"
+#include "base/path_service.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/stringprintf.h"
+#include "chrome/common/chrome_paths.h"
 #include "grit/generated_resources.h"
 #include "grit/theme_resources.h"
 #include "third_party/skia/include/core/SkPaint.h"
 #include "third_party/skia/include/core/SkPath.h"
 #include "third_party/skia/include/core/SkScalar.h"
 #include "third_party/skia/include/core/SkXfermode.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/gfx/canvas.h"
 #include "ui/gfx/image/canvas_image_source.h"
+#include "ui/gfx/image/image.h"
 #include "ui/gfx/image/image_skia_operations.h"
 
 // Helper methods for transforming and drawing avatar icons.
 namespace {
 
 // Determine what the scaled height of the avatar icon should be for a
 // specified width, to preserve the aspect ratio.
 int GetScaledAvatarHeightForWidth(int width, const gfx::ImageSkia& avatar) {
-
   // Multiply the width by the inverted aspect ratio (height over
   // width), and then add 0.5 to ensure the int truncation rounds nicely.
   int scaled_height = width *
       ((float) avatar.height() / (float) avatar.width()) + 0.5f;
   return scaled_height;
 }
 
 // A CanvasImageSource that draws a sized and positioned avatar with an
 // optional border independently of the scale factor.
 class AvatarImageSource : public gfx::CanvasImageSource {
@@ skipping 282 matching lines @@
 
 const char* GetDefaultAvatarIconFileNameAtIndex(size_t index) {
   DCHECK(index < kDefaultAvatarIconsCount);
   return GetDefaultAvatarIconResourceInfo(index)->filename;
 }
 
 const char* GetNoHighResAvatarFileName() {
   return kNoHighResAvatar;
 }
 
+base::FilePath GetPathOfHighResAvatarAtIndex(size_t index) {
+  std::string file_name = GetDefaultAvatarIconResourceInfo(index)->filename;
+  base::FilePath user_data_dir;
+  PathService::Get(chrome::DIR_USER_DATA, &user_data_dir);
+  base::FilePath image_path = user_data_dir.AppendASCII(
+      kHighResAvatarFolderName).AppendASCII(file_name);
+  return image_path;

[msw, 2014/04/28 20:46:37]

nit: inline the return value.

[noms (inactive), 2014/04/29 19:12:27]

Done.

+}
+
 std::string GetDefaultAvatarIconUrl(size_t index) {
   DCHECK(IsDefaultAvatarIconIndex(index));
   return base::StringPrintf("%s%" PRIuS, kDefaultUrlPrefix, index);
 }
 
 bool IsDefaultAvatarIconIndex(size_t index) {
   return index < kDefaultAvatarIconsCount;
 }
 
 bool IsDefaultAvatarIconUrl(const std::string& url,
@@ skipping 11 matching lines @@
         int_value >= static_cast<int>(kDefaultAvatarIconsCount))
       return false;
     *icon_index = int_value;
     return true;
   }
 
   return false;
 }
 
 }  // namespace profiles