chrome/android: Update toolbar drawing in native.

chrome/browser/android/compositor/resources/toolbar_resource.h

+// Copyright 2017 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_RESOURCES_TOOLBAR_RESOURCE_H_
+#define CHROME_BROWSER_ANDROID_COMPOSITOR_RESOURCES_TOOLBAR_RESOURCE_H_
+
+#include "ui/android/resources/resource.h"
+
+namespace android {
+
+class ToolbarResource final : public ui::Resource {
+ public:
+  static ToolbarResource* From(ui::Resource* resource);
+
+  ToolbarResource(gfx::Rect toolbar_rect,
+                  gfx::Rect location_bar_content_rect,
+                  int shadow_height);
+  ~ToolbarResource() override;
+
+  std::unique_ptr<ui::Resource> CreateForCopy() override;
+
+  gfx::Rect toolbar_rect() const { return toolbar_rect_; }
+  gfx::Rect location_bar_content_rect() const {
+    return location_bar_content_rect_;
+  }
+  int shadow_height() const { return shadow_height_; }
+
+ private:
+  // All rects are in the Toolbar container's space.
+  gfx::Rect toolbar_rect_;
+  gfx::Rect location_bar_content_rect_;
+  int shadow_height_;
+};
+
+}  // namespace android
+
+#endif  // CHROME_BROWSER_ANDROID_COMPOSITOR_RESOURCES_TOOLBAR_RESOURCE_H_