From c5b37e6ea654b400dcf0dcfe8ab6dfa5ecb3f0af Mon Sep 17 00:00:00 2001
From: dsn5ft <1420597+dsn5ft@users.noreply.github.com>
Date: Mon, 6 Jun 2022 09:51:30 -0700
Subject: [PATCH] [MaterialToolbar] Add clearNavigationIconTint() method

Resolves https://github.com/material-components/material-components-android/issues/2678

PiperOrigin-RevId: 453220817
---
 .../android/material/appbar/MaterialToolbar.java | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/lib/java/com/google/android/material/appbar/MaterialToolbar.java b/lib/java/com/google/android/material/appbar/MaterialToolbar.java
index cbd327ee67c..493f193ac8f 100644
--- a/lib/java/com/google/android/material/appbar/MaterialToolbar.java
+++ b/lib/java/com/google/android/material/appbar/MaterialToolbar.java
@@ -286,6 +286,22 @@ public void setNavigationIconTint(@ColorInt int navigationIconTint) {
     }
   }
 
+  /**
+   * Clears the tint list of the toolbar's navigation icon. E.g., if the navigation icon is an XML
+   * based vector drawable, calling this method will clear the {@code android:tint}.
+   *
+   * @see #setNavigationIconTint(int)
+   */
+  public void clearNavigationIconTint() {
+    this.navigationIconTint = null;
+    Drawable navigationIcon = getNavigationIcon();
+    if (navigationIcon != null) {
+      Drawable wrappedNavigationIcon = DrawableCompat.wrap(navigationIcon.mutate());
+      DrawableCompat.setTintList(wrappedNavigationIcon, null);
+      setNavigationIcon(navigationIcon);
+    }
+  }
+
   /**
    * Gets the tint color of the toolbar's navigation icon, or null if no tint color has been set.
    *