Remove TODO in AvatarToolbarButton::GetIconImageFromProfile

Change-Id: I39c796801d9cfc70465633a9c682d66ba7e41cd6
Reviewed-on: https://chromium-review.googlesource.com/c/1345535
Commit-Queue: Xi Cheng <chengx@chromium.org>
Reviewed-by: Peter Boström <pbos@chromium.org>
Cr-Commit-Position: refs/heads/master@{#610191}

chrome/browser/ui/views/profiles/avatar_toolbar_button.cc

@@ -331,10 +331,8 @@ gfx::Image AvatarToolbarButton::GetIconImageFromProfile() const {
 
   // If there is a GAIA image available, try to use that.
   if (entry->IsUsingGAIAPicture()) {
-    // TODO(chengx): The GetGAIAPicture API call will trigger an async image
-    // load from disk if it has not been loaded. This is non-obvious and
-    // dependency should be avoided. We should come with a better idea to handle
-    // this.
+    // The GetGAIAPicture API call will trigger an async image load from disk if
+    // it has not been loaded.
     const gfx::Image* gaia_image = entry->GetGAIAPicture();
 
     if (gaia_image)