Wire the VR omnibox directly to visible security state changes.

chrome/browser/android/vr_shell/vr_web_contents_observer.cc

 // Copyright 2016 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/android/vr_shell/vr_web_contents_observer.h"
 
 #include "chrome/browser/android/vr_shell/ui_interface.h"
 #include "chrome/browser/android/vr_shell/vr_shell.h"
 #include "chrome/browser/ssl/security_state_tab_helper.h"
 #include "components/security_state/core/security_state.h"
@@ skipping 25 matching lines @@
 }
 
 void VrWebContentsObserver::DidStopLoading() {
   ui_interface_->SetLoading(false);
 }
 
 void VrWebContentsObserver::DidStartNavigation(
     content::NavigationHandle* navigation_handle) {
   if (navigation_handle->IsInMainFrame()) {
     ui_interface_->SetURL(navigation_handle->GetURL());
-    SetSecurityLevel();
   }
 }
 
 void VrWebContentsObserver::DidRedirectNavigation(
     content::NavigationHandle* navigation_handle) {
   if (navigation_handle->IsInMainFrame()) {
     ui_interface_->SetURL(navigation_handle->GetURL());
-    SetSecurityLevel();
   }
 }
 
 void VrWebContentsObserver::DidFinishNavigation(
     content::NavigationHandle* navigation_handle) {
   if (navigation_handle->IsInMainFrame()) {
     ui_interface_->SetURL(navigation_handle->GetURL());
-    SetSecurityLevel();
   }
 }
 
+// TODO(cjgrant): We care about security level, not style. Refactor
+// WebContentsObserver (or equivalent) to expose more general security
+// information, so we can stop abusing this callback.
+void VrWebContentsObserver::SecurityStyleChanged(
+    blink::WebSecurityStyle security_style,
+    const content::SecurityStyleExplanations& explanations) {
+  SetSecurityLevel();
+}
+
 void VrWebContentsObserver::SetSecurityLevel() {
   const auto* helper = SecurityStateTabHelper::FromWebContents(web_contents());
   DCHECK(helper);
   security_state::SecurityInfo security_info;
   helper->GetSecurityInfo(&security_info);
   ui_interface_->SetSecurityLevel(security_info.security_level);
 }
 
 void VrWebContentsObserver::DidToggleFullscreenModeForTab(
     bool entered_fullscreen, bool will_cause_resize) {
   ui_interface_->SetFullscreen(entered_fullscreen);
 }
 
 void VrWebContentsObserver::WebContentsDestroyed() {
   vr_shell_->ContentWebContentsDestroyedOnUI();
 }
 
 void VrWebContentsObserver::WasHidden() {
   vr_shell_->ContentWasHiddenOnUI();
 }
 
 void VrWebContentsObserver::RenderViewHostChanged(
     content::RenderViewHost* old_host,
     content::RenderViewHost* new_host) {
   new_host->GetWidget()->GetView()->SetShowingOverscrollGlow(false);
 }
 
 }  // namespace vr_shell