Fixes WebVR presentation from within 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 904c41ab5931df6aaaee0b74396c96a55f7df0b4..01f0f19d925c3c772b3190a92f3fee1115fe284b 100644
--- a/chrome/browser/android/vr_shell/vr_shell.cc
+++ b/chrome/browser/android/vr_shell/vr_shell.cc
@@ -397,6 +397,13 @@ void VrShell::CreateVRDisplayInfo(
                                      device_id));
 }
 
+void VrShell::SetSubmitClient(
+    device::mojom::VRSubmitFrameClientPtr submit_client) {
+  PostToGlThreadWhenReady(
+      base::Bind(&VrShellGl::SetSubmitClient, gl_thread_->GetVrShellGl(),
+                 base::Passed(submit_client.PassInterface())));
+}
+
 base::android::ScopedJavaGlobalRef<jobject> VrShell::TakeContentSurface(
     JNIEnv* env,
     const JavaParamRef<jobject>& obj) {
@@ -431,10 +438,6 @@ void VrShell::ContentSurfaceChanged(jobject surface) {
 }
 
 void VrShell::GvrDelegateReady() {
-  PostToGlThreadWhenReady(base::Bind(
-      &VrShellGl::SetSubmitClient, gl_thread_->GetVrShellGl(),
-      base::Passed(
-          delegate_provider_->TakeSubmitFrameClient().PassInterface())));
   delegate_provider_->SetPresentingDelegate(this, gvr_api_);
 }