Change panels to be able to turn off autoresize.

chrome/browser/ui/browser.cc

Index: chrome/browser/ui/browser.cc
diff --git a/chrome/browser/ui/browser.cc b/chrome/browser/ui/browser.cc
index 29136a02811dfbf3af9e42ec1f23186730c67908..ce5ae79c8f545e0a5d0cda7d625198904c2a1fc5 100644
--- a/chrome/browser/ui/browser.cc
+++ b/chrome/browser/ui/browser.cc
@@ -4220,6 +4220,11 @@ void Browser::UpdatePreferredSize(WebContents* source,
   window_->UpdatePreferredSize(source, pref_size);
 }
 
+void Browser::ResizeDueToAutoResize(WebContents* source,
+                                    const gfx::Size& new_size) {
+  window_->ResizeDueToAutoResize(source, new_size);
+}
+
 void Browser::RequestToLockMouse(WebContents* tab) {
   fullscreen_controller_->RequestToLockMouse(tab);
 }