Disable SearchSuggestions in incognito mode

 Bug: 3336558

Change-Id: Ie88eddee0f4931a206ba45cec708cdbb69cce008
diff --git a/src/com/android/browser/TitleBarBase.java b/src/com/android/browser/TitleBarBase.java
index 7016dc0..024f83c 100644
--- a/src/com/android/browser/TitleBarBase.java
+++ b/src/com/android/browser/TitleBarBase.java
@@ -75,4 +75,5 @@
 
     /* package */ void setInVoiceMode(boolean inVoiceMode) {}
 
+    /* package */ void setIncognitoMode(boolean incognito) {}
 }