From 24c2a7e736611b257d077f7ce1c0a28563bc8c06 Mon Sep 17 00:00:00 2001
From: Yigit Boyar <yboyar@google.com>
Date: Fri, 21 Nov 2014 15:19:43 -0800
Subject: [PATCH] Don't wipe out explicit Toolbar nav icon when calling
 setSupportActionBar

Bug: 18440924
Change-Id: I7221532d003fd0208cf91a5ffd9be24a7695bd3d
---
 .../java/com/android/internal/widget/ToolbarWidgetWrapper.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/core/java/com/android/internal/widget/ToolbarWidgetWrapper.java b/core/java/com/android/internal/widget/ToolbarWidgetWrapper.java
index 054ca30c71f42..8d1f73ab78cb2 100644
--- a/core/java/com/android/internal/widget/ToolbarWidgetWrapper.java
+++ b/core/java/com/android/internal/widget/ToolbarWidgetWrapper.java
@@ -97,6 +97,7 @@ public class ToolbarWidgetWrapper implements DecorToolbar {
         mTitle = toolbar.getTitle();
         mSubtitle = toolbar.getSubtitle();
         mTitleSet = mTitle != null;
+        mNavIcon = mToolbar.getNavigationIcon();
         final TypedArray a = toolbar.getContext().obtainStyledAttributes(null,
                 R.styleable.ActionBar, R.attr.actionBarStyle, 0);
         mDefaultNavigationIcon = a.getDrawable(R.styleable.ActionBar_homeAsUpIndicator);
@@ -120,7 +121,7 @@ public class ToolbarWidgetWrapper implements DecorToolbar {
             if (icon != null) {
                 setIcon(icon);
             }
-            if (mDefaultNavigationIcon != null) {
+            if (mNavIcon == null && mDefaultNavigationIcon != null) {
                 setNavigationIcon(mDefaultNavigationIcon);
             }
             setDisplayOptions(a.getInt(R.styleable.ActionBar_displayOptions, 0));