Add switch to disable WebVR gesture requirement

third_party/WebKit/Source/web/WebRuntimeFeatures.cpp

Index: third_party/WebKit/Source/web/WebRuntimeFeatures.cpp
diff --git a/third_party/WebKit/Source/web/WebRuntimeFeatures.cpp b/third_party/WebKit/Source/web/WebRuntimeFeatures.cpp
index 97ecac1a41e3f562b5086696267049b4124e991f..5d87da052b687845c011e2e7167bfb21371fdc9b 100644
--- a/third_party/WebKit/Source/web/WebRuntimeFeatures.cpp
+++ b/third_party/WebKit/Source/web/WebRuntimeFeatures.cpp
@@ -296,6 +296,10 @@ void WebRuntimeFeatures::enableWebVR(bool enable) {
   RuntimeEnabledFeatures::setWebVREnabled(enable);
 }
 
+void WebRuntimeFeatures::disableWebVrGestures(bool disable) {
+  RuntimeEnabledFeatures::setWebVrWithoutUserGesturesEnabled(disable);
+}
+
 void WebRuntimeFeatures::enablePresentationAPI(bool enable) {
   RuntimeEnabledFeatures::setPresentationEnabled(enable);
 }