Clean up TCW, make it solely a hub for 1:1 observer/helper objects.

chrome/browser/ui/sync/tab_contents_wrapper_synced_tab_delegate.cc

Index: chrome/browser/ui/sync/tab_contents_wrapper_synced_tab_delegate.cc
diff --git a/chrome/browser/ui/sync/tab_contents_wrapper_synced_tab_delegate.cc b/chrome/browser/ui/sync/tab_contents_wrapper_synced_tab_delegate.cc
index d4aa99318939ba6c8bb29e76fdebdced4eaea5de..65d66a5b656370525ab7039031ac66c8ee9c2b7e 100644
--- a/chrome/browser/ui/sync/tab_contents_wrapper_synced_tab_delegate.cc
+++ b/chrome/browser/ui/sync/tab_contents_wrapper_synced_tab_delegate.cc
@@ -46,26 +46,28 @@ const std::string& TabContentsWrapperSyncedTabDelegate::GetExtensionAppId()
 }
 
 int TabContentsWrapperSyncedTabDelegate::GetCurrentEntryIndex() const {
-  return tab_contents_wrapper_->controller().GetCurrentEntryIndex();
+  return tab_contents_wrapper_->tab_contents()->controller().
+      GetCurrentEntryIndex();
 }
 
 int TabContentsWrapperSyncedTabDelegate::GetEntryCount() const {
-  return tab_contents_wrapper_->controller().entry_count();
+  return tab_contents_wrapper_->tab_contents()->controller().entry_count();
 }
 
 int TabContentsWrapperSyncedTabDelegate::GetPendingEntryIndex() const {
-  return tab_contents_wrapper_->controller().pending_entry_index();
+  return tab_contents_wrapper_->tab_contents()->controller().
+      pending_entry_index();
 }
 
 NavigationEntry* TabContentsWrapperSyncedTabDelegate::GetPendingEntry() const {
-  return tab_contents_wrapper_->controller().pending_entry();
+  return tab_contents_wrapper_->tab_contents()->controller().pending_entry();
 }
 
 NavigationEntry* TabContentsWrapperSyncedTabDelegate::GetEntryAtIndex(int i)
     const {
-  return tab_contents_wrapper_->controller().GetEntryAtIndex(i);
+  return tab_contents_wrapper_->tab_contents()->controller().GetEntryAtIndex(i);
 }
 
 NavigationEntry* TabContentsWrapperSyncedTabDelegate::GetActiveEntry() const {
-  return tab_contents_wrapper_->controller().GetActiveEntry();
+  return tab_contents_wrapper_->tab_contents()->controller().GetActiveEntry();
 }