Sidebar mini tabs UI (views version)....

chrome/browser/ui/cocoa/sidebar_controller.mm

Index: chrome/browser/ui/cocoa/sidebar_controller.mm
===================================================================
--- chrome/browser/ui/cocoa/sidebar_controller.mm	(revision 74134)
+++ chrome/browser/ui/cocoa/sidebar_controller.mm	(working copy)
@@ -13,6 +13,7 @@
 #include "chrome/browser/sidebar/sidebar_manager.h"
 #include "chrome/browser/tab_contents/tab_contents.h"
 #import "chrome/browser/ui/cocoa/view_id_util.h"
+#include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
 #include "chrome/common/pref_names.h"
 
 namespace {
@@ -63,15 +64,17 @@
   return splitView_.get();
 }
 
-- (void)updateSidebarForTabContents:(TabContents*)contents {
+- (void)updateSidebarForTab:(TabContentsWrapper*)tab {
   // Get the active sidebar content.
   if (SidebarManager::GetInstance() == NULL)  // Happens in tests.
     return;
 
+  TabContents* contents = tab ? tab->tab_contents() : NULL;
+
   TabContents* sidebarContents = NULL;
   if (contents && SidebarManager::IsSidebarAllowed()) {
     SidebarContainer* activeSidebar =
-        SidebarManager::GetInstance()->GetActiveSidebarContainerFor(contents);
+        SidebarManager::GetInstance()->GetActiveSidebarContainerFor(tab);
     if (activeSidebar)
       sidebarContents = activeSidebar->sidebar_contents();
   }
@@ -101,9 +104,9 @@
 
     // Native view is a TabContentsViewCocoa object, whose ViewID was
     // set to VIEW_ID_TAB_CONTAINER initially, so change it to
-    // VIEW_ID_SIDE_BAR_CONTAINER here.
+    // VIEW_ID_SIDEBAR_CONTAINER here.
     view_id_util::SetID(
-        sidebarContents->GetNativeView(), VIEW_ID_SIDE_BAR_CONTAINER);
+        sidebarContents->GetNativeView(), VIEW_ID_SIDEBAR_CONTAINER);
 
     CGFloat sidebarWidth = 0;
     if ([subviews count] == 1) {