Implement the status tray/icon API for ChromeOS.

chrome/browser/chromeos/frame/browser_view.cc

Index: chrome/browser/chromeos/frame/browser_view.cc
diff --git a/chrome/browser/chromeos/frame/browser_view.cc b/chrome/browser/chromeos/frame/browser_view.cc
index 489fa046da727f2ba44baf953b7237d28b4e834d..83b03da992fd77f2dd2b8ae955c0a56d40db9097 100644
--- a/chrome/browser/chromeos/frame/browser_view.cc
+++ b/chrome/browser/chromeos/frame/browser_view.cc
@@ -329,6 +329,19 @@ BrowserView::~BrowserView() {
   BrowserList::RemoveObserver(this);
 }
 
+void BrowserView::AddTrayButton(StatusAreaButton* button, bool bordered) {
+  status_area_->AddButton(button, bordered);
+}
+
+void BrowserView::RemoveTrayButton(StatusAreaButton* button) {
+  status_area_->RemoveButton(button);
+}
+
+BrowserView* BrowserView::GetBrowserViewForBrowser(Browser* browser) {
+  return static_cast<BrowserView*>(::BrowserView::GetBrowserViewForBrowser(
+      browser));
+}
+
 // BrowserView, ::BrowserView overrides:
 
 void BrowserView::Init() {