Setting android:contextPopupMenuStyle in dialog themes.

PiperOrigin-RevId: 249679678

Author: leticiarossi

lib/java/com/google/android/material/dialog/res/values/themes_base.xml

@@ -34,6 +34,9 @@
     <item name="minTouchTargetSize">@dimen/mtrl_min_touch_target_size</item>
 
     <!-- Widget styles -->
+    <item name="android:contextPopupMenuStyle" tools:targetApi="n">
+      @style/Widget.MaterialComponents.PopupMenu.ContextMenu.Dark
+    </item>
     <item name="actionBarStyle">@style/Widget.MaterialComponents.ActionBar.Surface</item>
     <item name="actionBarTheme">@style/ThemeOverlay.MaterialComponents.ActionBar.Surface</item>
     <item name="actionOverflowMenuStyle">@style/Widget.MaterialComponents.PopupMenu.Overflow.Dark</item>
@@ -88,6 +91,9 @@
     <item name="minTouchTargetSize">@dimen/mtrl_min_touch_target_size</item>
 
     <!-- Widget styles -->
+    <item name="android:contextPopupMenuStyle" tools:targetApi="n">
+      @style/Widget.MaterialComponents.PopupMenu.ContextMenu
+    </item>
     <item name="actionBarStyle">@style/Widget.MaterialComponents.Light.ActionBar.Solid</item>
     <item name="actionOverflowMenuStyle">@style/Widget.MaterialComponents.PopupMenu.Overflow</item>
     <item name="appBarLayoutStyle">@style/Widget.MaterialComponents.AppBarLayout.Primary</item>