[Android] Brave news on NTP, integration with mojom and feature flag

android/java/res/values/brave_colors.xml

@@ -50,6 +50,16 @@
     <color name="brave_theme_color">#fb542b</color>
     <color name="brave_rewards_theme_color">#392DD1</color>
 
+    <!-- Brave news colors -->
+    <!-- <color name="card_background">#DC353535</color> -->
+    <color name="card_background">#F23B3E4F</color>
+    <color name="card_background_solid">#353535</color>
+    <!-- <color name="turn_on_button">#737ADE</color> -->
+    <color name="news_text_color">@android:color/white</color>
+    <color name="news_time_color">#9CD2D5CF</color>
+    <color name="news_promoted_background_color">#495057</color>
+
+
     <!-- Incognito mode colors -->
     <color name="ntp_bg_incognito">@color/incognito_modern_primary_color</color>
 

android/java/res/values/brave_ids.xml

@@ -8,6 +8,7 @@
     <item name="set_default_browser" type="id"/>
     <item name="brave_rewards_id" type="id"/>
     <item name="brave_wallet_id" type="id"/>
+    <item name="brave_news_id" type="id"/>
     <item name="exit_id" type="id"/>
     <item name="help_id" type="id"/>
     <item name="request_brave_vpn_row_menu_id" type="id"/>

android/java/res/values/brave_styles.xml

@@ -20,6 +20,15 @@
         <item name="switchStyle">@style/Widget.MaterialComponents.CompoundButton.Switch</item>
     </style>
 
+    <style name="AppBottomSheetDialogTheme"
+           parent="Theme.Design.Light.BottomSheetDialog">
+        <item name="bottomSheetStyle">@style/AppModalStyle</item>
+    </style>
+
+    <style name="AppModalStyle" parent="Widget.Design.BottomSheet.Modal">
+        <item name="android:background">@drawable/rounded_top_corners</item>
+    </style>
+
     <!-- Buttons for Brave Sync -->
     <style name="BraveSyncButton">
         <item name="android:textColor">@android:color/white</item>