Speculative fix for crash during browser startup with opaque frame.

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

Index: chrome/browser/ui/views/frame/opaque_browser_frame_view_layout.cc
diff --git a/chrome/browser/ui/views/frame/opaque_browser_frame_view_layout.cc b/chrome/browser/ui/views/frame/opaque_browser_frame_view_layout.cc
index 5807f8bb27400afcf8b74d1319e75ad836e1fe35..e683b3f116c2decb24f5a5e8f12b35d59fd68883 100644
--- a/chrome/browser/ui/views/frame/opaque_browser_frame_view_layout.cc
+++ b/chrome/browser/ui/views/frame/opaque_browser_frame_view_layout.cc
@@ -387,7 +387,7 @@ void OpaqueBrowserFrameViewLayout::LayoutIncognitoIcon(views::View* host) {
   int min_button_width = NonClientBorderThickness();
   // In non-MD, the toolbar has a rounded corner that we don't want the tabstrip
   // to overlap.
-  if (!md && !avatar_button_)
+  if (!md && !avatar_button_ && delegate_->IsToolbarVisible())
     min_button_width += delegate_->GetToolbarLeadingCornerClientWidth();
   leading_button_start_ = std::max(leading_button_start_, min_button_width);
   // The trailing corner is a mirror of the leading one.