[Snowflake] Update tabbed UI to GM2

This CL updates tab indicator style on downloads, translate infobar
and clear browsing data tab layouts.

Bug: 945924
Change-Id: Ic034af92ca78aae0e6813e29d3f6a2d78006b064
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1849210Reviewed-by: Theresa  <twellington@chromium.org>
Commit-Queue: Lijin Shen <lazzzis@google.com>
Cr-Commit-Position: refs/heads/master@{#704712}

chrome/android/java/res/drawable/tab_indicator.xml

+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright 2019 The Chromium Authors. All rights reserved.
+     Use of this source code is governed by a BSD-style license that can be
+     found in the LICENSE file. -->
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item
+        android:left="@dimen/tab_indicator_padding"
+        android:right="@dimen/tab_indicator_padding" >
+        <shape android:shape="rectangle" >
+            <corners
+                android:topRightRadius="@dimen/tab_indicator_radius"
+                android:topLeftRadius="@dimen/tab_indicator_radius" />
+        </shape>
+    </item>
+</layer-list>

chrome/android/java/res/layout/clear_browsing_data_tabs.xml

@@ -19,11 +19,7 @@
         android:layoutDirection="ltr"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        app:tabTextColor="@color/default_text_color_tertiary"
-        app:tabSelectedTextColor="@color/tab_layout_selected_tab_color"
-        app:tabMode="fixed"
-        app:tabMaxWidth="0dp"
-        app:tabGravity="fill"/>
+        style="@style/TabLayoutStyle" />
 
     <android.support.v4.view.ViewPager
         android:id="@+id/clear_browsing_data_viewpager"

chrome/android/java/res/layout/infobar_translate_compact_content.xml

@@ -18,7 +18,9 @@
         android:layout_weight="1"
         android:requiresFadingEdge="horizontal"
         android:fadingEdgeLength="@dimen/infobar_translate_fade_edge_length"
-        app:tabIndicatorColor="@color/tab_layout_selected_tab_color"
+        app:tabIndicator="@drawable/tab_indicator"
+        app:tabIndicatorFullWidth="false"
+        app:tabIndicatorHeight="3dp"
         app:tabSelectedTextColor="@color/tab_layout_selected_tab_color"
         app:tabGravity="fill"
         app:tabMode="scrollable" />

chrome/android/java/res/values/dimens.xml

@@ -685,4 +685,9 @@
     <dimen name="theme_preferences_checkbox_margin_end">8dp</dimen>
     <dimen name="theme_preferences_checkbox_container_padding_start">60dp</dimen>
     <dimen name="theme_preferences_checkbox_container_padding_end">16dp</dimen>
+
+    <!-- Dimens of tab indicator -->
+    <dimen name="tab_indicator_height">3dp</dimen>
+    <dimen name="tab_indicator_radius">3dp</dimen>
+    <dimen name="tab_indicator_padding">2dp</dimen>
 </resources>

chrome/android/java/res/values/styles.xml

@@ -633,6 +633,20 @@
         <item name="android:textSize">@dimen/text_size_medium</item>
     </style>
 
+    <!-- Tab Layout -->
+    <style name="TabLayoutStyle">
+        <item name="tabIndicator">@drawable/tab_indicator</item>
+        <item name="tabIndicatorFullWidth">false</item>
+        <item name="tabIndicatorHeight">@dimen/tab_indicator_height</item>
+        <item name="tabPaddingStart">5dp</item>
+        <item name="tabPaddingEnd">5dp</item>
+        <item name="tabMode">fixed</item>
+        <item name="tabGravity">fill</item>
+        <item name="tabTextColor">@color/default_text_color_secondary</item>
+        <item name="tabSelectedTextColor">@color/tab_layout_selected_tab_color</item>
+        <item name="android:background">@color/modern_primary_color</item>
+    </style>
+
     <!-- Misc styles -->
     <style name="LocationBarButton">
         <item name="android:background">@null</item>

chrome/android/java/res_download/layout/download_home_tabs.xml

@@ -14,12 +14,7 @@
         android:id="@+id/tabs"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        app:tabMaxWidth="0dp"
-        app:tabMode="fixed"
-        app:tabGravity="fill"
-        app:tabTextColor="@color/default_text_color_tertiary"
-        app:tabSelectedTextColor="@color/tab_layout_selected_tab_color"
-        android:background="@color/modern_primary_color">
+        style="@style/TabLayoutStyle" >
 
         <android.support.design.widget.TabItem
             android:id="@+id/files_tab"