Unfork streamsPrivate API and add resourcesPrivate and tabs zoom APIs required by the PDF extension (issue #1947)

libcef/browser/extensions/api/tabs/tabs_api.h

@@ -0,0 +1,73 @@
+// Copyright (c) 2012 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 CEF_LIBCEF_BROWSER_EXTENSIONS_API_TABS_TABS_API_H_
+#define CEF_LIBCEF_BROWSER_EXTENSIONS_API_TABS_TABS_API_H_
+
+#include "chrome/common/extensions/api/tabs.h"
+#include "extensions/browser/extension_function.h"
+
+// The contents of this file are extracted from
+// chrome/browser/extensions/api/tabs/tabs_api.h.
+
+namespace content {
+class WebContents;
+}
+
+namespace extensions {
+namespace cef {
+
+class ZoomAPIFunction : public AsyncExtensionFunction {
+ protected:
+  ~ZoomAPIFunction() override {}
+
+  // Gets the WebContents for |tab_id| if it is specified. Otherwise get the
+  // WebContents for the active tab in the current window. Calling this function
+  // may set error_.
+  //
+  // TODO(...) many other tabs API functions use similar behavior. There should
+  // be a way to share this implementation somehow.
+  content::WebContents* GetWebContents(int tab_id);
+};
+
+class TabsSetZoomFunction : public ZoomAPIFunction {
+ private:
+  ~TabsSetZoomFunction() override {}
+
+  bool RunAsync() override;
+
+  DECLARE_EXTENSION_FUNCTION("tabs.setZoom", TABS_SETZOOM)
+};
+
+class TabsGetZoomFunction : public ZoomAPIFunction {
+ private:
+  ~TabsGetZoomFunction() override {}
+
+  bool RunAsync() override;
+
+  DECLARE_EXTENSION_FUNCTION("tabs.getZoom", TABS_GETZOOM)
+};
+
+class TabsSetZoomSettingsFunction : public ZoomAPIFunction {
+ private:
+  ~TabsSetZoomSettingsFunction() override {}
+
+  bool RunAsync() override;
+
+  DECLARE_EXTENSION_FUNCTION("tabs.setZoomSettings", TABS_SETZOOMSETTINGS)
+};
+
+class TabsGetZoomSettingsFunction : public ZoomAPIFunction {
+ private:
+  ~TabsGetZoomSettingsFunction() override {}
+
+  bool RunAsync() override;
+
+  DECLARE_EXTENSION_FUNCTION("tabs.getZoomSettings", TABS_GETZOOMSETTINGS)
+};
+
+}  // namespace cef
+}  // namespace extensions
+
+#endif  // CEF_LIBCEF_BROWSER_EXTENSIONS_API_TABS_TABS_API_H_