[Mac] Organize all tab/tab strip files into chrome/browser/ui/cocoa/tabs/....

chrome/browser/ui/cocoa/tabs/tab_strip_model_observer_bridge.mm

 // Copyright (c) 2010 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/cocoa/tab_strip_model_observer_bridge.h"
+#include "chrome/browser/ui/cocoa/tabs/tab_strip_model_observer_bridge.h"
 
 #include "chrome/browser/tabs/tab_strip_model.h"
 
 TabStripModelObserverBridge::TabStripModelObserverBridge(TabStripModel* model,
                                                          id controller)
     : controller_(controller), model_(model) {
   DCHECK(model && controller);
   // Register to be a listener on the model so we can get updates and tell
   // |controller_| about them in the future.
   model_->AddObserver(this);
@@ skipping 94 matching lines @@
 
 void TabStripModelObserverBridge::TabStripEmpty() {
   if ([controller_ respondsToSelector:@selector(tabStripEmpty)])
     [controller_ tabStripEmpty];
 }
 
 void TabStripModelObserverBridge::TabStripModelDeleted() {
   if ([controller_ respondsToSelector:@selector(tabStripModelDeleted)])
     [controller_ tabStripModelDeleted];
 }