(Clean up)Move setVrMode out of DaydreamAPI as it is not part of DaydreamAPI

chrome/android/java/src/org/chromium/chrome/browser/vr_shell/VrShellImpl.java

Index: chrome/android/java/src/org/chromium/chrome/browser/vr_shell/VrShellImpl.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/vr_shell/VrShellImpl.java b/chrome/android/java/src/org/chromium/chrome/browser/vr_shell/VrShellImpl.java
index cf7e4a539786738580e43c79c8ab36d548817fb2..35783b4da874eb0031ad8dcf3b89cb106ab65dbc 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/vr_shell/VrShellImpl.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/vr_shell/VrShellImpl.java
@@ -297,6 +297,11 @@ public class VrShellImpl extends GvrLayout implements VrShell {
     }
 
     @Override
+    public void setVrModeEnabled(boolean enabled) {
+        AndroidCompat.setVrModeEnabled(mActivity, enabled);
+    }
+
+    @Override
     public void setWebVrModeEnabled(boolean enabled) {
         nativeSetWebVrMode(mNativeVrShell, enabled);
     }