[ScreenOrientation] Hide ScreenOrientationProvider inside WebContentsImpl.

content/public/browser/screen_orientation_provider.h

Index: content/public/browser/screen_orientation_provider.h
diff --git a/content/public/browser/screen_orientation_provider.h b/content/public/browser/screen_orientation_provider.h
deleted file mode 100644
index 78cbe554f86ecde59b7a8b8ba74147b61320e94f..0000000000000000000000000000000000000000
--- a/content/public/browser/screen_orientation_provider.h
+++ /dev/null
@@ -1,85 +0,0 @@
-// Copyright 2014 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 CONTENT_PUBLIC_BROWSER_SCREEN_ORIENTATION_PROVIDER_H_
-#define CONTENT_PUBLIC_BROWSER_SCREEN_ORIENTATION_PROVIDER_H_
-
-#include "base/callback.h"
-#include "base/compiler_specific.h"
-#include "base/macros.h"
-#include "base/optional.h"
-#include "content/common/content_export.h"
-#include "content/public/browser/web_contents_binding_set.h"
-#include "content/public/browser/web_contents_observer.h"
-#include "device/screen_orientation/public/interfaces/screen_orientation.mojom.h"
-#include "device/screen_orientation/public/interfaces/screen_orientation_lock_types.mojom.h"
-#include "third_party/WebKit/public/platform/modules/screen_orientation/WebScreenOrientationLockType.h"
-
-namespace content {
-
-class ScreenOrientationDelegate;
-class WebContents;
-
-// Handles screen orientation lock/unlock. Platforms which wish to provide
-// custom implementations can provide a factory for ScreenOrientationDelegate.
-class CONTENT_EXPORT ScreenOrientationProvider
-    : NON_EXPORTED_BASE(public device::mojom::ScreenOrientation),
-      public WebContentsObserver {
- public:
-  ScreenOrientationProvider(WebContents* web_contents);
-
-  ~ScreenOrientationProvider() override;
-
-  // device::mojom::ScreenOrientation:
-  void LockOrientation(blink::WebScreenOrientationLockType orientation,
-                       const LockOrientationCallback& callback) override;
-  void UnlockOrientation() override;
-
-  // Inform about a screen orientation update. It is called to let the provider
-  // know if a lock has been resolved.
-  void OnOrientationChange();
-
-  // Provide a delegate which creates delegates for platform implementations.
-  // The delegate is not owned by ScreenOrientationProvider.
-  static void SetDelegate(ScreenOrientationDelegate* delegate_);
-
-  // WebContentsObserver
-  void DidToggleFullscreenModeForTab(bool entered_fullscreen,
-                                     bool will_cause_resize) override;
-  void DidFinishNavigation(NavigationHandle* navigation_handle) override;
-
- private:
-  // Calls on |on_result_callback_| with |result|, followed by resetting
-  // |on_result_callback_| and |pending_lock_orientation_|.
-  void NotifyLockResult(device::mojom::ScreenOrientationLockResult result);
-
-  // Returns the lock type that should be associated with 'natural' lock.
-  // Returns WebScreenOrientationLockDefault if the natural lock type can't be
-  // found.
-  blink::WebScreenOrientationLockType GetNaturalLockType() const;
-
-  // Whether the passed |lock| matches the current orientation. In other words,
-  // whether the orientation will need to change to match the |lock|.
-  bool LockMatchesCurrentOrientation(blink::WebScreenOrientationLockType lock);
-
-  // Not owned, responsible for platform implementations.
-  static ScreenOrientationDelegate* delegate_;
-
-  // Whether the ScreenOrientationProvider currently has a lock applied.
-  bool lock_applied_;
-
-  // Lock that require orientation changes are not completed until
-  // OnOrientationChange.
-  base::Optional<blink::WebScreenOrientationLockType> pending_lock_orientation_;
-
-  LockOrientationCallback pending_callback_;
-
-  WebContentsFrameBindingSet<device::mojom::ScreenOrientation> bindings_;
-
-  DISALLOW_COPY_AND_ASSIGN(ScreenOrientationProvider);
-};
-
-} // namespace content
-
-#endif  // CONTENT_PUBLIC_BROWSER_SCREEN_ORIENTATION_PROVIDER_H_