Move implementation from header to source.

chrome/browser/tabs/tab_strip_model.cc

 // 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/tabs/tab_strip_model.h"
 
 #include <algorithm>
 
 #include "base/command_line.h"
 #include "base/stl_util-inl.h"
@@ skipping 28 matching lines @@
   return transition == PageTransition::TYPED ||
       transition == PageTransition::AUTO_BOOKMARK ||
       transition == PageTransition::GENERATED ||
       transition == PageTransition::KEYWORD ||
       transition == PageTransition::START_PAGE;
 }
 
 }  // namespace
 
 ///////////////////////////////////////////////////////////////////////////////
+// TabStripModelObserver, public:
+
+void TabStripModelObserver::TabInsertedAt(TabContents* contents,
+                                          int index,
+                                          bool foreground) {
+}
+
+void TabStripModelObserver::TabClosingAt(TabContents* contents, int index) {
+}
+
+void TabStripModelObserver::TabDetachedAt(TabContents* contents, int index) {
+}
+
+void TabStripModelObserver::TabDeselectedAt(TabContents* contents, int index) {
+}
+
+void TabStripModelObserver::TabSelectedAt(TabContents* old_contents,
+                                          TabContents* new_contents,
+                                          int index,
+                                          bool user_gesture) {
+}
+
+void TabStripModelObserver::TabMoved(TabContents* contents,
+                                     int from_index,
+                                     int to_index) {
+}
+
+void TabStripModelObserver::TabChangedAt(TabContents* contents, int index,
+                                         TabChangeType change_type) {
+}
+
+void TabStripModelObserver::TabReplacedAt(TabContents* old_contents,
+                                          TabContents* new_contents,
+                                          int index) {
+}
+
+void TabStripModelObserver::TabPinnedStateChanged(TabContents* contents,
+                                                  int index) {
+}
+
+void TabStripModelObserver::TabMiniStateChanged(TabContents* contents,
+                                                int index) {
+}
+
+void TabStripModelObserver::TabBlockedStateChanged(TabContents* contents,
+                                                   int index) {
+}
+
+void TabStripModelObserver::TabStripEmpty() {}
+
+void TabStripModelObserver::TabStripModelDeleted() {}
+
+///////////////////////////////////////////////////////////////////////////////
+// TabStripModelDelegate, public:
+
+bool TabStripModelDelegate::CanCloseTab() const {
+  return true;
+}
+
+///////////////////////////////////////////////////////////////////////////////
 // TabStripModel, public:
 
 TabStripModel::TabStripModel(TabStripModelDelegate* delegate, Profile* profile)
     : delegate_(delegate),
       selected_index_(kNoTab),
       profile_(profile),
       closing_all_(false),
       order_controller_(NULL) {
   DCHECK(delegate_);
   registrar_.Add(this,
@@ skipping 1022 matching lines @@
   FOR_EACH_OBSERVER(TabStripModelObserver, observers_,
                     TabMoved(moved_data->contents, index, to_position));
 }
 
 // static
 bool TabStripModel::OpenerMatches(const TabContentsData* data,
                                   const NavigationController* opener,
                                   bool use_group) {
   return data->opener == opener || (use_group && data->group == opener);
 }