Revert of Sets the default background color of inline signin and user manager to grey

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

Index: chrome/browser/ui/views/profiles/user_manager_view.cc
diff --git a/chrome/browser/ui/views/profiles/user_manager_view.cc b/chrome/browser/ui/views/profiles/user_manager_view.cc
index 330e45170c75971e71a220fee42d0cfb7f2013b9..0d1ec3613cfd1837ac8736a0fd75fe3de29eb282 100644
--- a/chrome/browser/ui/views/profiles/user_manager_view.cc
+++ b/chrome/browser/ui/views/profiles/user_manager_view.cc
@@ -6,7 +6,6 @@
 
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/lifetime/application_lifetime.h"
-#include "chrome/browser/profiles/profile_avatar_icon_util.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/profiles/profile_metrics.h"
 #include "chrome/browser/profiles/profile_window.h"
@@ -18,7 +17,6 @@
 #include "chrome/browser/ui/user_manager.h"
 #include "chrome/browser/ui/views/auto_keep_alive.h"
 #include "chrome/grit/chromium_strings.h"
-#include "content/public/browser/render_widget_host_view.h"
 #include "content/public/browser/web_contents.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/gfx/screen.h"
@@ -150,16 +148,10 @@
           guest_profile->GetPath()),
       views::HWNDForWidget(GetWidget()));
 #endif
+  GetWidget()->Show();
 
   web_view_->LoadInitialURL(url);
-  content::RenderWidgetHostView* rwhv =
-      web_view_->GetWebContents()->GetRenderWidgetHostView();
-  if (rwhv)
-    rwhv->SetBackgroundColor(profiles::kUserManagerBackgroundColor);
-
   web_view_->RequestFocus();
-
-  GetWidget()->Show();
 }
 
 bool UserManagerView::AcceleratorPressed(const ui::Accelerator& accelerator) {