Newly created profiles should have the grey silhouette as avatar.

chrome/browser/profiles/profile_info_cache.cc

Index: chrome/browser/profiles/profile_info_cache.cc
diff --git a/chrome/browser/profiles/profile_info_cache.cc b/chrome/browser/profiles/profile_info_cache.cc
index 8c357878a0fbb764a48a9a991b04d18d24bada21..7901f0444befb43e36dda0ad6c0e7db75848ac26 100644
--- a/chrome/browser/profiles/profile_info_cache.cc
+++ b/chrome/browser/profiles/profile_info_cache.cc
@@ -89,8 +89,12 @@ const int kDefaultAvatarIconResources[] = {
   IDR_PROFILE_AVATAR_23,
   IDR_PROFILE_AVATAR_24,
   IDR_PROFILE_AVATAR_25,
+  IDR_PROFILE_AVATAR_26,
 };
 
+// This avatar does not exist on the server, the high res copy is in the build.
+const char* kNoHighResAvatar = "NothingToDownload";
+
 // File names for the high-res avatar icon resources. In the same order as
 // the avatars in kDefaultAvatarIconResources.
 const char* kDefaultAvatarIconResourceFileNames[] = {
@@ -120,6 +124,7 @@ const char* kDefaultAvatarIconResourceFileNames[] = {
   "avatar_margarita.png",
   "avatar_note.png",
   "avatar_sun_cloud.png",
+  kNoHighResAvatar,
 };
 
 const size_t kDefaultAvatarIconsCount = arraysize(kDefaultAvatarIconResources);
@@ -127,6 +132,9 @@ const size_t kDefaultAvatarIconsCount = arraysize(kDefaultAvatarIconResources);
 // The first 8 icons are generic.
 const size_t kGenericIconCount = 8;
 
+// The avatar used as a placeholder (grey silhouette).
+const int kPlaceholderAvatarIcon = 26;
+
 // First eight are generic icons, which use IDS_NUMBERED_PROFILE_NAME.
 const int kDefaultNames[] = {
   IDS_DEFAULT_AVATAR_NAME_8,
@@ -146,7 +154,8 @@ const int kDefaultNames[] = {
   IDS_DEFAULT_AVATAR_NAME_22,
   IDS_DEFAULT_AVATAR_NAME_23,
   IDS_DEFAULT_AVATAR_NAME_24,
-  IDS_DEFAULT_AVATAR_NAME_25
+  IDS_DEFAULT_AVATAR_NAME_25,
+  IDS_DEFAULT_AVATAR_NAME_26
 };
 
 typedef std::vector<unsigned char> ImageData;
@@ -464,6 +473,9 @@ const gfx::Image* ProfileInfoCache::GetHighResAvatarOfProfileAtIndex(
   int avatar_index = GetAvatarIconIndexOfProfileAtIndex(index);
   std::string key = kDefaultAvatarIconResourceFileNames[avatar_index];
 
+  if (!strcmp(key.c_str(), kNoHighResAvatar))
+    return NULL;
+
   base::FilePath user_data_dir;
   PathService::Get(chrome::DIR_USER_DATA, &user_data_dir);
   base::FilePath image_path =
@@ -930,6 +942,15 @@ size_t ProfileInfoCache::GetDefaultAvatarIconCount() {
   return kDefaultAvatarIconsCount;
 }
 
+
+int ProfileInfoCache::GetPlaceholderAvatarIndex() {
+  return kPlaceholderAvatarIcon;
+}
+
+int ProfileInfoCache::GetPlaceholderAvatarIconResourceID() {
+  return IDR_PROFILE_AVATAR_26;
+}
+
 // static
 int ProfileInfoCache::GetDefaultAvatarIconResourceIDAtIndex(size_t index) {
   DCHECK(IsDefaultAvatarIconIndex(index));