Suppress the Android keyboard when selecting VR UI input fields.

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 ab3b67ac4529a57e6708f2c6ea1ef9543128f90a..1a43be9b47ace59b6a423f32964855552595b391 100644
--- a/chrome/browser/android/vr_shell/vr_shell.cc
+++ b/chrome/browser/android/vr_shell/vr_shell.cc
@@ -501,7 +501,9 @@ void VrShell::DoUiAction(const UiAction action,
 
 void VrShell::RenderViewHostChanged(content::RenderViewHost* old_host,
                                     content::RenderViewHost* new_host) {
-  new_host->GetWidget()->GetView()->SetBackgroundColor(SK_ColorTRANSPARENT);
+  content::RenderWidgetHostView* view = new_host->GetWidget()->GetView();
+  view->SetBackgroundColor(SK_ColorTRANSPARENT);
+  view->SetIsInVR(true);
 }
 
 void VrShell::MainFrameWasResized(bool width_changed) {