Move implementation from header to source.

chrome/browser/tabs/tab_strip_model.cc

Index: chrome/browser/tabs/tab_strip_model.cc
diff --git a/chrome/browser/tabs/tab_strip_model.cc b/chrome/browser/tabs/tab_strip_model.cc
index ba613a1df82f004d8ab2f07bfc5774630496134c..27dc6041f6f16c188c0f0dfc638ae24778c02212 100644
--- a/chrome/browser/tabs/tab_strip_model.cc
+++ b/chrome/browser/tabs/tab_strip_model.cc
@@ -46,6 +46,66 @@ bool ShouldForgetOpenersForTransition(PageTransition::Type transition) {
 }  // 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)