Basic metro snap view omnibox.

chrome/browser/ui/views/frame/browser_view.cc

Index: chrome/browser/ui/views/frame/browser_view.cc
diff --git a/chrome/browser/ui/views/frame/browser_view.cc b/chrome/browser/ui/views/frame/browser_view.cc
index 10eeebd13d81ea10ca8384faf273b32e02200d51..6a95a0cb766700f4b356379a462e617eec3070dc 100644
--- a/chrome/browser/ui/views/frame/browser_view.cc
+++ b/chrome/browser/ui/views/frame/browser_view.cc
@@ -325,6 +325,7 @@ BrowserView::BrowserView(Browser* browser)
       devtools_dock_side_(DEVTOOLS_DOCK_SIDE_BOTTOM),
       initialized_(false),
       ignore_layout_(true),
+      force_hide_tabstrip_(false),
 #if defined(OS_WIN) && !defined(USE_AURA)
       hung_window_detector_(&hung_plugin_action_),
       ticker_(0),
@@ -436,7 +437,8 @@ gfx::Point BrowserView::OffsetPointForToolbarBackgroundImage(
 }
 
 bool BrowserView::IsTabStripVisible() const {
-  return browser_->SupportsWindowFeature(Browser::FEATURE_TABSTRIP);
+  return (!force_hide_tabstrip_ &&
+          browser_->SupportsWindowFeature(Browser::FEATURE_TABSTRIP));
 }
 
 bool BrowserView::IsOffTheRecord() const {
@@ -2243,8 +2245,8 @@ void BrowserView::ProcessFullscreen(bool fullscreen,
   if (type == FOR_METRO) {
 #if defined(OS_WIN) && !defined(USE_AURA)
     // Enter metro snap mode.
-    static_cast<views::NativeWidgetWin*>(
-        frame_->native_widget())->SetMetroSnapFullscreen(fullscreen);
+    force_hide_tabstrip_ = fullscreen;
+    toolbar_->SetMetroSnapDisplayMode(fullscreen);
 #endif
   } else {
     // Toggle fullscreen mode.