Add metrics for search engine promo and search widget

chrome/android/java/src/org/chromium/chrome/browser/search_engines/TemplateUrlService.java

Index: chrome/android/java/src/org/chromium/chrome/browser/search_engines/TemplateUrlService.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/search_engines/TemplateUrlService.java b/chrome/android/java/src/org/chromium/chrome/browser/search_engines/TemplateUrlService.java
index 9fb115595b264ddefdd214970aa51f38e033cddc..a7bde8869364f2b0f902bc71ac6924dc041e98df 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/search_engines/TemplateUrlService.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/search_engines/TemplateUrlService.java
@@ -266,6 +266,17 @@ public class TemplateUrlService {
     }
 
     /**
+     * Checks whether a search result page is from a default search provider.
+     * @param url The url for the search result page.
+     * @return Whether the search result page with the given url from the default search provider.
+     */
+    public boolean isSearchResultsPageFromDefaultSearchProvider(String url) {
+        ThreadUtils.assertOnUiThread();
+        return nativeIsSearchResultsPageFromDefaultSearchProvider(
+                mNativeTemplateUrlServiceAndroid, url);
+    }
+
+    /**
      * Registers a listener for the callback that indicates that the
      * TemplateURLService has loaded.
      */
@@ -396,6 +407,8 @@ public class TemplateUrlService {
             long nativeTemplateUrlServiceAndroid, String selectedKeyword);
     private native int nativeGetDefaultSearchProviderIndex(long nativeTemplateUrlServiceAndroid);
     private native boolean nativeIsSearchProviderManaged(long nativeTemplateUrlServiceAndroid);
+    private native boolean nativeIsSearchResultsPageFromDefaultSearchProvider(
+            long nativeTemplateUrlServiceAndroid, String url);
     private native boolean nativeIsSearchByImageAvailable(long nativeTemplateUrlServiceAndroid);
     private native boolean nativeIsDefaultSearchEngineGoogle(long nativeTemplateUrlServiceAndroid);
     private native String nativeGetUrlForSearchQuery(long nativeTemplateUrlServiceAndroid,