Implement "scope" Web Manifest parsing

content/public/common/manifest.h

 // Copyright 2014 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 CONTENT_PUBLIC_COMMON_MANIFEST_H_
 #define CONTENT_PUBLIC_COMMON_MANIFEST_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 65 matching lines @@
   // The URL of the manifest file. Null if the parsing failed.
   GURL url;
 
   // Null if the parsing failed or the field was not present.
   base::NullableString16 name;
 
   // Null if the parsing failed or the field was not present.
   base::NullableString16 short_name;
 
   // Empty if the parsing failed or the field was not present.
+  GURL scope;
+
+  // Empty if the parsing failed or the field was not present.
   GURL start_url;
 
   // Set to WebDisplayModeUndefined if the parsing failed or the field was not
   // present.
   blink::WebDisplayMode display;
 
   // Set to blink::WebScreenOrientationLockDefault if the parsing failed or the
   // field was not present.
   blink::WebScreenOrientationLockType orientation;
 
@@ skipping 36 matching lines @@
   static const size_t kMaxIPCStringLength;
 
   // Constant representing an invalid color. Set to a value outside the
   // range of a 32-bit integer.
   static const int64_t kInvalidOrMissingColor;
 };
 
 } // namespace content
 
 #endif // CONTENT_PUBLIC_COMMON_MANIFEST_H_