Added option to bookmarkManagerPrivate.getMetaInfo() to get meta info from all bookmarks in a one f…

chrome/browser/extensions/api/bookmark_manager_private/bookmark_manager_private_api.cc

Index: chrome/browser/extensions/api/bookmark_manager_private/bookmark_manager_private_api.cc
diff --git a/chrome/browser/extensions/api/bookmark_manager_private/bookmark_manager_private_api.cc b/chrome/browser/extensions/api/bookmark_manager_private/bookmark_manager_private_api.cc
index b6e4c02b42c5f53fdff52f0e695797296822630c..2861ae35f2ee19b725160fd36dd6c205f5195c77 100644
--- a/chrome/browser/extensions/api/bookmark_manager_private/bookmark_manager_private_api.cc
+++ b/chrome/browser/extensions/api/bookmark_manager_private/bookmark_manager_private_api.cc
@@ -666,25 +666,43 @@ bool BookmarkManagerPrivateGetMetaInfoFunction::RunOnReady() {
   scoped_ptr<GetMetaInfo::Params> params(GetMetaInfo::Params::Create(*args_));
   EXTENSION_FUNCTION_VALIDATE(params);
 
-  const BookmarkNode* node = GetBookmarkNodeFromId(params->id);
-  if (!node)
-    return false;
+  if (params->id) {
+    const BookmarkNode* node = GetBookmarkNodeFromId(*params->id);
+    if (!node)
+      return false;
 
-  if (params->key) {
-    std::string value;
-    if (node->GetMetaInfo(*params->key, &value)) {
+    if (params->key) {
+      std::string value;
+      if (node->GetMetaInfo(*params->key, &value)) {
+        GetMetaInfo::Results::Value result;
+        result.as_string.reset(new std::string(value));
+        results_ = GetMetaInfo::Results::Create(result);
+      }
+    } else {
       GetMetaInfo::Results::Value result;
-      result.as_string.reset(new std::string(value));
+      result.as_meta_info_fields.reset(
+          new bookmark_manager_private::MetaInfoFields);
+
+      const BookmarkNode::MetaInfoMap* meta_info = node->GetMetaInfoMap();
+      if (meta_info)
+        result.as_meta_info_fields->additional_properties = *meta_info;
       results_ = GetMetaInfo::Results::Create(result);
     }
   } else {
+    if (params->key) {
+      return true;
+    }
+
+    BookmarkModel* model = BookmarkModelFactory::GetForProfile(GetProfile());
+    const BookmarkNode* node = model->root_node();
+
     GetMetaInfo::Results::Value result;
-    result.as_meta_info_fields.reset(
-        new bookmark_manager_private::MetaInfoFields);
+    result.as_map_meta_info_fields.reset(
+        new bookmark_manager_private::MapMetaInfoFields);
+
+    bookmark_api_helpers::GetMetaInfo(node,
+        &result.as_map_meta_info_fields->additional_properties);
 
-    const BookmarkNode::MetaInfoMap* meta_info = node->GetMetaInfoMap();
-    if (meta_info)
-      result.as_meta_info_fields->additional_properties = *meta_info;
     results_ = GetMetaInfo::Results::Create(result);
   }