VR: Disable Overscroll Glow in VrShell

chrome/browser/android/vr_shell/vr_shell.cc

Index: chrome/browser/android/vr_shell/vr_shell.cc
diff --git a/chrome/browser/android/vr_shell/vr_shell.cc b/chrome/browser/android/vr_shell/vr_shell.cc
index 9d6e3d035a9345abd48f16cd232273e2524378f8..680e0dba9026c55cd5b084f4d97784e6f3499ea4 100644
--- a/chrome/browser/android/vr_shell/vr_shell.cc
+++ b/chrome/browser/android/vr_shell/vr_shell.cc
@@ -188,6 +188,8 @@ VrShell::VrShell(JNIEnv* env,
   ui_input_manager_.reset(new VrInputManager(ui_contents_));
   weak_content_input_manager_ = content_input_manager_->GetWeakPtr();
   weak_ui_input_manager_ = ui_input_manager_->GetWeakPtr();
+
+  SetShowingOverscrollGlow(false);
 }
 
 void VrShell::UpdateCompositorLayers(JNIEnv* env,
@@ -937,6 +939,7 @@ void VrShell::OnPause(JNIEnv* env, const JavaParamRef<jobject>& obj) {
     return;
   controller_->OnPause();
   gvr_api_->PauseTracking();
+  SetShowingOverscrollGlow(true);
 
   // exit vr session
   metrics_helper_->SetVRActive(false);
@@ -949,11 +952,17 @@ void VrShell::OnResume(JNIEnv* env, const JavaParamRef<jobject>& obj) {
   gvr_api_->RefreshViewerProfile();
   gvr_api_->ResumeTracking();
   controller_->OnResume();
+  SetShowingOverscrollGlow(false);
 
   // exit vr session
   metrics_helper_->SetVRActive(true);
 }
 
+void VrShell::SetShowingOverscrollGlow(bool showing_glow) {
+  main_contents_->GetRenderWidgetHostView()->SetShowingOverscrollGlow(
+      showing_glow);
+}
+
 base::WeakPtr<VrShell> VrShell::GetWeakPtr(
     const content::WebContents* web_contents) {
   // Ensure that the WebContents requesting the VrShell instance is the one