MacViews: Remove constrained window dependencies for certificate viewer.

chrome/browser/ui/cocoa/certificate_viewer_mac_cocoa.h

Index: chrome/browser/ui/cocoa/certificate_viewer_mac_cocoa.h
diff --git a/chrome/browser/ui/cocoa/certificate_viewer_mac_cocoa.h b/chrome/browser/ui/cocoa/certificate_viewer_mac_cocoa.h
new file mode 100644
index 0000000000000000000000000000000000000000..60afb0e61976b54c8346658f9d0d2b6d6e082ed4
--- /dev/null
+++ b/chrome/browser/ui/cocoa/certificate_viewer_mac_cocoa.h
@@ -0,0 +1,24 @@
+// Copyright 2016 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 CHROME_BROWSER_UI_COCOA_CERTIFICATE_VIEWER_MAC_COCOA_H_
+#define CHROME_BROWSER_UI_COCOA_CERTIFICATE_VIEWER_MAC_COCOA_H_
+
+#import <Cocoa/Cocoa.h>
+
+#import "chrome/browser/ui/cocoa/certificate_viewer_mac.h"
+#import "chrome/browser/ui/cocoa/constrained_window/constrained_window_sheet.h"
+
+// Certificate viewer class for the Mac Cocoa build which handles displaying and
+// closing the Cocoa certificate viewer.
+@interface SSLCertificateViewerCocoa
+    : SSLCertificateViewerMac<ConstrainedWindowSheet>
+
+// Returns the invisible overlay window used to block interaction with the tab,
+// but not the entire browser.
+- (NSWindow*)overlayWindow;
+
+@end
+
+#endif  // CHROME_BROWSER_UI_COCOA_CERTIFICATE_VIEWER_MAC_COCOA_H_