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 330c3e8859fcc28d1fc054ac4033e70c2b7deee2..df31b2800324fb5b68c20607766e7b427bb8c7c8 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
@@ -825,11 +825,7 @@ 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