Block edit-url suggestion on NTP

Native pages do not have a URL in the omnibox by default. In these
cases we shouldn't show the edit-url suggestion. The side effect of
this is text in the omnibox being erased while typing a url.

Bug: 925350
Change-Id: I3783ca598aa289a0ece268b54cd21c52036b7de7
Reviewed-on: https://chromium-review.googlesource.com/c/1437177Reviewed-by: Theresa <twellington@chromium.org>
Commit-Queue: Matthew Jones <mdjones@chromium.org>
Cr-Commit-Position: refs/heads/master@{#626148}

chrome/android/java/src/org/chromium/chrome/browser/omnibox/suggestions/editurl/EditUrlSuggestionProcessor.java

@@ -136,7 +136,7 @@ public class EditUrlSuggestionProcessor implements OnClickListener, SuggestionPr
     public boolean doesProcessSuggestion(OmniboxSuggestion suggestion) {
         Tab activeTab = mTabProvider != null ? mTabProvider.getActivityTab() : null;
         if (OmniboxSuggestionType.URL_WHAT_YOU_TYPED != suggestion.getType() || activeTab == null
-                || activeTab.isIncognito()) {
+                || activeTab.isIncognito() || activeTab.isNativePage()) {
             return false;
         }
         mLastProcessedSuggestion = suggestion;