Fix the omnibox text overlapping with the icon when searching from NTP

The text is animating over the status icon because there's no check to
prevent it from happening. Adding that explicit check here fixes the
problem.

Bug: 1011403
Change-Id: I2d46b3a12eeced9108c8b0e5b2382f48e6523dc8
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1845936Reviewed-by: Theresa  <twellington@chromium.org>
Commit-Queue: Brandon Wylie <wylieb@chromium.org>
Cr-Commit-Position: refs/heads/master@{#704041}

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

@@ -166,8 +166,9 @@ public class LocationBarPhone extends LocationBarLayout {
                 * (mStatusView.getEndPaddingPixelSizeForState(true)
                         - mStatusView.getEndPaddingPixelSizeForState(false));
 
-        if (!hasFocus && mToolbarDataProvider.getNewTabPageForCurrentTab() != null
-                && mIconView.getVisibility() == VISIBLE) {
+        if (!hasFocus && mIconView.getVisibility() == VISIBLE
+                && mToolbarDataProvider.getNewTabPageForCurrentTab() != null
+                && !mToolbarDataProvider.getTab().isLoading()) {
             // When:
             // 1. unfocusing the LocationBar on the NTP.
             // 2. scrolling the fakebox to the LocationBar on the NTP.