Make ViewRoot the top of the ViewAndroid tree

chrome/android/java/src/org/chromium/chrome/browser/ChromeTabbedActivity.java

Index: chrome/android/java/src/org/chromium/chrome/browser/ChromeTabbedActivity.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/ChromeTabbedActivity.java b/chrome/android/java/src/org/chromium/chrome/browser/ChromeTabbedActivity.java
index 738da92bf543933a7a3fa329109f434745141277..c2fa5faec55c816f600795790a524ca9823e475b 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/ChromeTabbedActivity.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/ChromeTabbedActivity.java
@@ -125,7 +125,7 @@ import org.chromium.content_public.browser.LoadUrlParams;
 import org.chromium.content_public.common.Referrer;
 import org.chromium.ui.base.DeviceFormFactor;
 import org.chromium.ui.base.PageTransition;
-import org.chromium.ui.base.WindowAndroid;
+import org.chromium.ui.base.ViewRoot;
 import org.chromium.ui.widget.Toast;
 
 import java.lang.annotation.Retention;
@@ -285,9 +285,8 @@ public class ChromeTabbedActivity extends ChromeActivity implements OverviewMode
     }
 
     private class TabbedModeTabCreator extends ChromeTabCreator {
-        public TabbedModeTabCreator(ChromeActivity activity, WindowAndroid nativeWindow,
-                boolean incognito) {
-            super(activity, nativeWindow, incognito);
+        public TabbedModeTabCreator(ChromeActivity activity, ViewRoot viewRoot, boolean incognito) {
+            super(activity, viewRoot, incognito);
         }
 
         @Override
@@ -1152,9 +1151,8 @@ public class ChromeTabbedActivity extends ChromeActivity implements OverviewMode
 
     @Override
     protected Pair<TabbedModeTabCreator, TabbedModeTabCreator> createTabCreators() {
-        return Pair.create(
-                new TabbedModeTabCreator(this, getWindowAndroid(), false),
-                new TabbedModeTabCreator(this, getWindowAndroid(), true));
+        return Pair.create(new TabbedModeTabCreator(this, getViewRoot(), false),
+                new TabbedModeTabCreator(this, getViewRoot(), true));
     }
 
     /**