Revert of [DevTools] Implement screen orientation override.

Source/modules/screen_orientation/ScreenOrientationInspectorAgent.h

Index: Source/modules/screen_orientation/ScreenOrientationInspectorAgent.h
diff --git a/Source/modules/screen_orientation/ScreenOrientationInspectorAgent.h b/Source/modules/screen_orientation/ScreenOrientationInspectorAgent.h
deleted file mode 100644
index b6cdcd2c3cb94610e8f45bb3a414981ac0bdcc32..0000000000000000000000000000000000000000
--- a/Source/modules/screen_orientation/ScreenOrientationInspectorAgent.h
+++ /dev/null
@@ -1,43 +0,0 @@
-// 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 ScreenOrientationInspectorAgent_h
-#define ScreenOrientationInspectorAgent_h
-
-#include "core/InspectorFrontend.h"
-#include "core/inspector/InspectorBaseAgent.h"
-#include "modules/ModulesExport.h"
-#include "wtf/text/WTFString.h"
-
-namespace blink {
-
-class ScreenOrientationController;
-
-typedef String ErrorString;
-
-class MODULES_EXPORT ScreenOrientationInspectorAgent final : public InspectorBaseAgent<ScreenOrientationInspectorAgent, InspectorFrontend::ScreenOrientation>, public InspectorBackendDispatcher::ScreenOrientationCommandHandler {
-    WTF_MAKE_NONCOPYABLE(ScreenOrientationInspectorAgent);
-public:
-    static PassOwnPtrWillBeRawPtr<ScreenOrientationInspectorAgent> create(LocalFrame&);
-
-    virtual ~ScreenOrientationInspectorAgent();
-
-    // Protocol methods.
-    virtual void setScreenOrientationOverride(ErrorString*, int, const String&) override;
-    virtual void clearScreenOrientationOverride(ErrorString*) override;
-
-    // InspectorBaseAgent overrides.
-    void disable(ErrorString*) override;
-    void restore() override;
-
-private:
-    explicit ScreenOrientationInspectorAgent(LocalFrame&);
-    ScreenOrientationController& controller();
-    LocalFrame& m_frame;
-};
-
-} // namespace blink
-
-
-#endif // !defined(ScreenOrientationInspectorAgent_h)