Autopresent WebVR content in CCT if it was opened by a Daydream Intent

chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabActivity.java

Index: chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabActivity.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabActivity.java b/chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabActivity.java
index 1157436e4a182369894bf90b8952448673b7d6a9..40950ea843fe8586b01b5e74415e78fe8c75f973 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabActivity.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabActivity.java
@@ -74,6 +74,7 @@ import org.chromium.chrome.browser.tabmodel.TabReparentingParams;
 import org.chromium.chrome.browser.toolbar.ToolbarControlContainer;
 import org.chromium.chrome.browser.util.ColorUtils;
 import org.chromium.chrome.browser.util.UrlUtilities;
+import org.chromium.chrome.browser.vr_shell.VrShellDelegate;
 import org.chromium.chrome.browser.widget.findinpage.FindToolbarManager;
 import org.chromium.components.dom_distiller.core.DomDistillerUrlUtils;
 import org.chromium.content_public.browser.LoadUrlParams;
@@ -128,6 +129,8 @@ public class CustomTabActivity extends ChromeActivity {
     // prerender and hidden tab loads with unmatching fragments.
     private boolean mIsFirstLoad;
 
+    private boolean mIsDaydreamIntent;
+
     private static class PageLoadMetricsObserver implements PageLoadMetrics.Observer {
         private final CustomTabsConnection mConnection;
         private final CustomTabsSessionToken mSession;
@@ -297,6 +300,7 @@ public class CustomTabActivity extends ChromeActivity {
     public void onStart() {
         super.onStart();
         mIsClosing = false;
+        mIsDaydreamIntent = VrShellDelegate.isDaydreamVrIntent(getIntent());
         CustomTabsConnection.getInstance(getApplication())
                 .keepAliveForSession(mIntentDataProvider.getSession(),
                         mIntentDataProvider.getKeepAliveServiceIntent());
@@ -532,6 +536,11 @@ public class CustomTabActivity extends ChromeActivity {
         super.finishNativeInitialization();
     }
 
+    @Override
+    public final boolean shouldAutoPresent() {
+        return mIsDaydreamIntent;
+    }
+
     /**
      * Encapsulates CustomTabsConnection#takeHiddenTab()
      * with additional initialization logic.