Upstream Chrome on iOS source code [4/11].

ios/chrome/browser/ui/browser_container_view.h

Index: ios/chrome/browser/ui/browser_container_view.h
diff --git a/ios/chrome/browser/ui/browser_container_view.h b/ios/chrome/browser/ui/browser_container_view.h
new file mode 100644
index 0000000000000000000000000000000000000000..6faddea976f43d403c932cfe12232868876dcb76
--- /dev/null
+++ b/ios/chrome/browser/ui/browser_container_view.h
@@ -0,0 +1,20 @@
+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef IOS_CHROME_BROWSER_UI_BROWSER_CONTAINER_VIEW_H_
+#define IOS_CHROME_BROWSER_UI_BROWSER_CONTAINER_VIEW_H_
+
+#import <UIKit/UIKit.h>
+
+// UIView which allows displaing and removing a content view.
+@interface BrowserContainerView : UIView
+
+// Adds the given |contentView| as a subview and removes the previously added
+// |contentView| if any. If |contentView| is nil then only old content view is
+// removed.
+- (void)displayContentView:(UIView*)contentView;
+
+@end
+
+#endif  // IOS_CHROME_BROWSER_UI_BROWSER_CONTAINER_VIEW_H_