Push registration should read a "gcm_user_visible_only" key from the Manifest.

content/renderer/manifest/manifest_parser.cc

Index: content/renderer/manifest/manifest_parser.cc
diff --git a/content/renderer/manifest/manifest_parser.cc b/content/renderer/manifest/manifest_parser.cc
index 961ab3742cd32e27340a779b734701429778156b..9a3e8520932cc7d18b6054066deda1d8f0a65c29 100644
--- a/content/renderer/manifest/manifest_parser.cc
+++ b/content/renderer/manifest/manifest_parser.cc
@@ -128,6 +128,7 @@ void ManifestParser::Parse() {
   manifest_.orientation = ParseOrientation(*dictionary);
   manifest_.icons = ParseIcons(*dictionary);
   manifest_.gcm_sender_id = ParseGCMSenderID(*dictionary);
+  manifest_.gcm_user_visible_only = ParseGCMUserVisibleOnly(*dictionary);
 
   ManifestUmaUtil::ParseSucceeded(manifest_);
 }
@@ -144,6 +145,22 @@ bool ManifestParser::failed() const {
   return failed_;
 }
 
+bool ManifestParser::ParseBoolean(const base::DictionaryValue& dictionary,
+                                  const std::string& key,
+                                  bool default_value) {
+  if (!dictionary.HasKey(key))
+    return default_value;
+
+  bool value;
+  if (!dictionary.GetBoolean(key, &value)) {
+    errors_.push_back(GetErrorPrefix() +
+                      "property '" + key + "' ignored, type boolean expected.");
+    return default_value;
+  }
+
+  return value;
+}
+
 base::NullableString16 ManifestParser::ParseString(
     const base::DictionaryValue& dictionary,
     const std::string& key,
@@ -322,4 +339,9 @@ base::NullableString16 ManifestParser::ParseGCMSenderID(
   return ParseString(dictionary, "gcm_sender_id", Trim);
 }
 
+bool ManifestParser::ParseGCMUserVisibleOnly(
+    const base::DictionaryValue& dictionary) {
+  return ParseBoolean(dictionary, "gcm_user_visible_only", false);
+}
+
 } // namespace content