Removes BrowserFrame::TabStripDisplayModeChanged, its long dead.

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

Index: chrome/browser/ui/views/frame/browser_frame.cc
diff --git a/chrome/browser/ui/views/frame/browser_frame.cc b/chrome/browser/ui/views/frame/browser_frame.cc
index e45d211c9bc99cf8804a53b02b9d0bdde52c4750..953224e6a770e351a27138f997206e12ea36c2f1 100644
--- a/chrome/browser/ui/views/frame/browser_frame.cc
+++ b/chrome/browser/ui/views/frame/browser_frame.cc
@@ -160,15 +160,6 @@ views::View* BrowserFrame::GetFrameView() const {
   return browser_frame_view_;
 }
 
-void BrowserFrame::TabStripDisplayModeChanged() {
-  if (GetRootView()->has_children()) {
-    // Make sure the child of the root view gets Layout again.
-    GetRootView()->child_at(0)->InvalidateLayout();
-  }
-  GetRootView()->Layout();
-  native_browser_frame_->TabStripDisplayModeChanged();
-}
-
 ///////////////////////////////////////////////////////////////////////////////
 // BrowserFrame, views::Widget overrides: