Upstream rewrite of Instant.

chrome/browser/ui/cocoa/browser_window_controller.mm

 // 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.
 
 #import "chrome/browser/ui/cocoa/browser_window_controller.h"
 
 #include <cmath>
 #include <numeric>
 
 #include "base/command_line.h"
@@ skipping 1900 matching lines @@
   // instant isn't showing.
   if (![previewableContentsController_ isShowingPreview])
     return;
 
   [previewableContentsController_ hidePreview];
   [self updateBookmarkBarVisibilityWithAnimation:NO];
 }
 
 - (void)commitInstant {
   InstantController* instant = browser_->instant_controller()->instant();
-  if (instant)
-    instant->CommitIfCurrent();
+  if (instant && instant->IsCurrent())
+    instant->CommitCurrentPreview(INSTANT_COMMIT_FOCUS_LOST);
 }
 
 
 - (NSRect)instantFrame {
   // The view's bounds are in its own coordinate system.  Convert that to the
   // window base coordinate system, then translate it into the screen's
   // coordinate system.
   NSView* view = [previewableContentsController_ view];
   if (!view)
     return NSZeroRect;
@@ skipping 269 matching lines @@
 
 - (BOOL)supportsBookmarkBar {
   return [self supportsWindowFeature:Browser::FEATURE_BOOKMARKBAR];
 }
 
 - (BOOL)isTabbedWindow {
   return browser_->is_type_tabbed();
 }
 
 @end  // @implementation BrowserWindowController(WindowType)