Resize avatar button as appropriate for opaque browser frame.

chrome/browser/ui/views/frame/browser_non_client_frame_view.cc

 // Copyright (c) 2012 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/ui/views/frame/browser_non_client_frame_view.h"
 
 #include "build/build_config.h"
 #include "chrome/app/vector_icons/vector_icons.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/profiles/avatar_menu.h"
@@ skipping 53 matching lines @@
                                : ThemeProperties::GetDefaultColor(
                                      color_id, browser_view_->IsIncognito());
 }
 
 views::View* BrowserNonClientFrameView::GetProfileSwitcherView() const {
   return nullptr;
 }
 
 void BrowserNonClientFrameView::UpdateClientArea() {}
 
+void BrowserNonClientFrameView::ChildPreferredSizeChanged(views::View* child) {
+  if (child == GetProfileSwitcherView()) {
+    // Perform a re-layout if the avatar button has changed, since that can
+    // affect the size of the tabs.
+    frame()->GetRootView()->Layout();
+  }
+}
+
 void BrowserNonClientFrameView::VisibilityChanged(views::View* starting_from,
                                                   bool is_visible) {
   // UpdateTaskbarDecoration() calls DrawTaskbarDecoration(), but that does
   // nothing if the window is not visible.  So even if we've already gotten the
   // up-to-date decoration, we need to run the update procedure again here when
   // the window becomes visible.
   if (is_visible)
     OnProfileAvatarChanged(base::FilePath());
 }
 
@@ skipping 187 matching lines @@
   // safety. See crbug.com/313800.
   gfx::Image decoration;
   AvatarMenu::GetImageForMenuButton(
       browser_view()->browser()->profile()->GetPath(), &decoration);
   // This can happen if the user deletes the current profile.
   if (decoration.IsEmpty())
     return;
   chrome::DrawTaskbarDecoration(frame_->GetNativeWindow(), &decoration);
 #endif
 }