Add related_applications field to manifest parser.

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 <vector>
 
 #include "base/strings/nullable_string16.h"
@@ skipping 36 matching lines @@
     double density;
 
     // Empty if the parsing failed, the field was not present or empty.
     // The special value "any" is represented by gfx::Size(0, 0).
     std::vector<gfx::Size> sizes;
 
     // Default density. Set to 1.0.
     static const double kDefaultDensity;
   };
 
+  // Structure representing a related application.
+  struct CONTENT_EXPORT RelatedApplication {
+    RelatedApplication();
+    ~RelatedApplication();
+
+    // The platform on which the application can be found. This can be any
+    // string, and is interpreted by the consumer of the object. Empty if the
+    // parsing failed.
+    base::NullableString16 platform;
+
+    // URL at which the application can be found. One of |url| and |id| must be
+    // present. Empty if the parsing failed or the field was not present.
+    GURL url;
+
+    // An id which is used to represent the application on the platform. One of
+    // |url| and |id| must be present. Empty if the parsing failed or the field
+    // was not present.
+    base::NullableString16 id;
+  };
+
   Manifest();
   ~Manifest();
 
   // Returns whether this Manifest had no attribute set. A newly created
   // Manifest is always empty.
   bool IsEmpty() const;
 
   // 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 start_url;
 
   // Set to DISPLAY_MODE_UNSPECIFIED if the parsing failed or the field was not
   // present.
   DisplayMode display;
 
   // Set to blink::WebScreenOrientationLockDefault if the parsing failed or the
   // field was not present.
   blink::WebScreenOrientationLockType orientation;
 
   // Empty if the parsing failed, the field was not present, empty or all the
   // icons inside the JSON array were invalid.
   std::vector<Icon> icons;
 
+  // Empty if the parsing failed, the field was not present, empty or all the
+  // applications inside the array were invalid. The order of the array
+  // indicates the priority of the application to use.
+  std::vector<RelatedApplication> related_applications;
+
+  // A boolean that is used as a hint for the user agent to say that related
+  // applications should be preferred over the web application. False if missing
+  // or there is a parsing failure.
+  bool prefer_related_applications;
+
   // This is a proprietary extension of the web Manifest, double-check that it
   // is okay to use this entry.
   // Null if parsing failed or the field was not present.
   base::NullableString16 gcm_sender_id;
 
   // This is a proprietary extension of the web Manifest, double-check that it
   // is okay to use this entry.
   // False if parsing failed or the field was not present.
   bool gcm_user_visible_only;
 
   // Maximum length for all the strings inside the Manifest when it is sent over
   // IPC. The renderer process should truncate the strings before sending the
   // Manifest and the browser process must do the same when receiving it.
   static const size_t kMaxIPCStringLength;
 };
 
 } // namespace content
 
-#endif  // CONTENT_PUBLIC_COMMON_MANIFEST_H_
+#endif // CONTENT_PUBLIC_COMMON_MANIFEST_H_