Revert of [Contextual Search] Remove opt-in code.

chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/contextualsearch/ContextualSearchControl.java

Index: chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/contextualsearch/ContextualSearchControl.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/contextualsearch/ContextualSearchControl.java b/chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/contextualsearch/ContextualSearchControl.java
index f6206a891c45bb92deea3e244591e7b038fd6eca..17853b0110ca614a84fc49962bf7532b6e95ca45 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/contextualsearch/ContextualSearchControl.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/compositor/bottombar/contextualsearch/ContextualSearchControl.java
@@ -82,6 +82,23 @@
     }
 
     /**
+     * Sets the text to display on top of the first-run promo.
+     * @param selection The portion of the text that represents the user's selection.
+     */
+    public void setFirstRunText(String selection) {
+        // TODO(pedrosimonetti): confirm that is okay to remove the experimental text
+//        String firstRunText = ContextualSearchFieldTrial.getEnglishExperimentFirstRunText(
+//                selection);
+//        if (firstRunText == null) {
+//            firstRunText =
+//                getContext().getString(R.string.contextual_search_action_bar, selection);
+//        }
+        String firstRunText =
+                getContext().getString(R.string.contextual_search_action_bar, selection);
+        setCentralText(firstRunText);
+    }
+
+    /**
      * Sets the search context to display in the control.
      * @param selection The portion of the context that represents the user's selection.
      * @param start The portion of the context from its start to the selection.