Hook up SetInstantPreviewHeight for ChromeOS.

chrome/browser/ui/browser_instant_controller.cc

 // 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.
 
 #include "chrome/browser/ui/browser_instant_controller.h"
 
 #include "chrome/browser/browser_shutdown.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/instant/instant_controller.h"
 #include "chrome/browser/instant/instant_unload_handler.h"
@@ skipping 124 matching lines @@
 gfx::Rect BrowserInstantController::GetInstantBounds() {
   return browser_->window()->GetInstantBounds();
 }
 
 void BrowserInstantController::InstantPreviewFocused() {
   // NOTE: This is only invoked on aura.
   browser_->window()->WebContentsFocused(
       instant_->GetPreviewContents()->web_contents());
 }
 
+void BrowserInstantController::SetInstantPreviewHeight(int height,
+                                                       InstantSizeUnits units) {
+  browser_->window()->SetInstantPreviewHeight(height, units);
+}
+
 TabContents* BrowserInstantController::GetActiveTabContents() const {
   return chrome::GetActiveTabContents(browser_);
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // BrowserInstantController, content::NotificationObserver implementation:
 
 void BrowserInstantController::Observe(
     int type,
     const content::NotificationSource& source,
@@ skipping 18 matching lines @@
 void BrowserInstantController::ResetInstant() {
   instant_.reset(
       !browser_shutdown::ShuttingDownWithoutClosingBrowsers() &&
       browser_->is_type_tabbed() ?
           InstantController::CreateInstant(browser_->profile(), this) : NULL);
   instant_unload_handler_.reset(instant() ?
       new InstantUnloadHandler(browser_) : NULL);
 }
 
 }  // namespace chrome