[Home] Ensure incognito tab model is created when NTP opened

chrome/android/java/src/org/chromium/chrome/browser/tabmodel/TabModel.java

Index: chrome/android/java/src/org/chromium/chrome/browser/tabmodel/TabModel.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/tabmodel/TabModel.java b/chrome/android/java/src/org/chromium/chrome/browser/tabmodel/TabModel.java
index 48d445bdebea2afbaff64017fc1a2bc3c041f57d..3992681c17f0af439c1d0adc5125dcf31f11e8eb 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/tabmodel/TabModel.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/tabmodel/TabModel.java
@@ -210,6 +210,14 @@ public interface TabModel extends TabList {
     void removeTab(Tab tab);
 
     /**
+     * Indicates that a new tab may be created soon. Allows the model to initialize anything
+     * necessary for the creation of a tab or perform cleanup if a new tab may no longer be created
+     * soon.
+     * @param mayAddTab Whether a new tab may be created soon.
+     */
+    public void setMayAddTab(boolean mayAddTab);

[Ted C, 2017/05/23 23:50:17]

bikesheading...I like something like setIsPendingTabAdd or something like
that...for no good reason

[Theresa, 2017/05/24 16:52:08]

Done.

+
+    /**
      * Subscribes a {@link TabModelObserver} to be notified about changes to this model.
      * @param observer The observer to be subscribed.
      */