Get rid of pre-focus call which was used for URL fading only.

chrome/android/java/src/org/chromium/chrome/browser/omnibox/LocationBarLayout.java

Index: chrome/android/java/src/org/chromium/chrome/browser/omnibox/LocationBarLayout.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/omnibox/LocationBarLayout.java b/chrome/android/java/src/org/chromium/chrome/browser/omnibox/LocationBarLayout.java
index 90880e3df335983c743732a1ea3f3cd3a7a3ca16..ff129170b5c8638717c70ff01290b86fa211988b 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/omnibox/LocationBarLayout.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/omnibox/LocationBarLayout.java
@@ -820,11 +820,7 @@ public class LocationBarLayout extends FrameLayout implements OnClickListener,
 
     @Override
     public void onUrlPreFocusChanged(boolean gainFocus) {
-        if (mToolbarDataProvider == null || mToolbarDataProvider.getTab() == null) return;
-
-        if (!mQueryInTheOmnibox && !TextUtils.isEmpty(mUrlBar.getText())) {
-            mUrlBar.setUrl(getOnlineUrlFromTab(), null);
-        }
+      // TODO(mariakhomenko): remove from the interface entirely as it's unused
     }
 
     @Override