Move desktop-specific Instant bits to c/b/ui/search.

chrome/browser/instant/instant_overlay_controller.h

Index: chrome/browser/instant/instant_overlay_controller.h
diff --git a/chrome/browser/instant/instant_overlay_controller.h b/chrome/browser/instant/instant_overlay_controller.h
deleted file mode 100644
index a2464f1e96f679109d637fdd875d5b1bc48db4f0..0000000000000000000000000000000000000000
--- a/chrome/browser/instant/instant_overlay_controller.h
+++ /dev/null
@@ -1,28 +0,0 @@
-// Copyright 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 CHROME_BROWSER_INSTANT_INSTANT_OVERLAY_CONTROLLER_H_
-#define CHROME_BROWSER_INSTANT_INSTANT_OVERLAY_CONTROLLER_H_
-
-#include "base/compiler_specific.h"
-#include "chrome/browser/instant/instant_overlay_model_observer.h"
-
-class Browser;
-class InstantOverlayModel;
-
-// Abstract base class for platform-specific Instant overlay controllers.
-class InstantOverlayController : public InstantOverlayModelObserver {
- protected:
-  explicit InstantOverlayController(Browser* browser);
-  virtual ~InstantOverlayController();
-
-  Browser* const browser_;
-
- private:
-  // Overridden from InstantOverlayModelObserver:
-  virtual void OverlayStateChanged(
-      const InstantOverlayModel& model) OVERRIDE = 0;
-};
-
-#endif  // CHROME_BROWSER_INSTANT_INSTANT_OVERLAY_CONTROLLER_H_