1 files changed, 39 insertions, 0 deletions
diff --git a/chromium/chrome/browser/resources/tab_strip/tab_strip_embedder_proxy.js b/chromium/chrome/browser/resources/tab_strip/tab_strip_embedder_proxy.js
new file mode 100644
index 00000000000..6852de8b29f
--- /dev/null
+++ b/chromium/chrome/browser/resources/tab_strip/tab_strip_embedder_proxy.js
@@ -0,0 +1,39 @@
+// 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.
+
+import {addSingletonGetter, addWebUIListener, sendWithPromise} from 'chrome://resources/js/cr.m.js';
+
+export class TabStripEmbedderProxy {
+  /** @return {boolean} */
+  isVisible() {
+    return document.visibilityState === 'visible';
+  }
+
+  /**
+   * @return {!Promise<!Object<string, string>>} Object with CSS variables
+   *     as keys and rgba strings as values
+   */
+  getColors() {
+    return sendWithPromise('getThemeColors');
+  }
+
+  observeThemeChanges() {
+    chrome.send('observeThemeChanges');
+  }
+
+  /**
+   * @param {number} tabId
+   * @param {number} locationX
+   * @param {number} locationY
+   */
+  showTabContextMenu(tabId, locationX, locationY) {
+    chrome.send('showTabContextMenu', [tabId, locationX, locationY]);
+  }
+
+  closeContainer() {
+    chrome.send('closeContainer');
+  }
+}
+
+addSingletonGetter(TabStripEmbedderProxy);