[Contextual Search] Add a handle to the bar when Chrome Home is enabled

chrome/browser/android/compositor/scene_layer/contextual_search_scene_layer.h

 // Copyright 2015 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.
 
 #ifndef CHROME_BROWSER_ANDROID_COMPOSITOR_SCENE_LAYER_CONTEXTUAL_SEARCH_SCENE_LAYER_H_
 #define CHROME_BROWSER_ANDROID_COMPOSITOR_SCENE_LAYER_CONTEXTUAL_SEARCH_SCENE_LAYER_H_
 
 #include <memory>
 #include <vector>
 
@@ skipping 82 matching lines @@
       jfloat progress_bar_opacity,
       jint progress_bar_completion,
       jfloat divider_line_visibility_percentage,
       jfloat divider_line_width,
       jfloat divider_line_height,
       jint divider_line_color,
       jfloat divider_line_x_offset,
       jboolean touch_highlight_visible,
       jfloat touch_highlight_x_offset,
       jfloat touch_highlight_width,
+      jint bar_handle_resource_id,
+      jfloat bar_handle_offset_y,
+      jfloat bar_padding_bottom,
       jobject j_profile);
 
   // Inherited from BitmapFetcherDelegate
   void OnFetchComplete(
       const GURL& url,
       const SkBitmap* bitmap) override;
 
   void SetContentTree(
       JNIEnv* env,
       const base::android::JavaParamRef<jobject>& jobj,
@@ skipping 16 matching lines @@
   scoped_refptr<cc::Layer> content_container_;
 
   DISALLOW_COPY_AND_ASSIGN(ContextualSearchSceneLayer);
 };
 
 bool RegisterContextualSearchSceneLayer(JNIEnv* env);
 
 }  // namespace android
 
 #endif  // CHROME_BROWSER_ANDROID_COMPOSITOR_SCENE_LAYER_CONTEXTUAL_SEARCH_SCENE_LAYER_H_