Revert "Merge r1588258 from trunk, HDFS-6153. Document "fileId" and "childrenNum" fields in the FileStatus Json schema"

This reverts commit 641cbc0febe546e350a5fd4f37e717f2b8e52d6f.
diff --git a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
index 5699ba9..397a7c6 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
+++ b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
@@ -348,9 +348,6 @@
 
     HDFS-4909. Avoid protocol buffer RPC namespace clashes. (cmccabe)
 
-    HDFS-6153. Document "fileId" and "childrenNum" fields in the FileStatus Json schema
-    (Akira Ajisaka via vinayakumarb)
-
     HDFS-6178. Decommission on standby NN couldn't finish. (Ming Ma via jing9)
 
     HDFS-6213. TestDataNodeConfig failing on Jenkins runs due to DN web port
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/site/apt/WebHDFS.apt.vm b/hadoop-hdfs-project/hadoop-hdfs/src/site/apt/WebHDFS.apt.vm
index aad95eb..9bec16e 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/site/apt/WebHDFS.apt.vm
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/site/apt/WebHDFS.apt.vm
@@ -509,8 +509,6 @@
   {
     "accessTime"      : 0,
     "blockSize"       : 0,
-    "childrenNum"     : 1,
-    "fileId"          : 16386,
     "group"           : "supergroup",
     "length"          : 0,             //in bytes, zero for directories
     "modificationTime": 1320173277227,
@@ -552,8 +550,6 @@
       {
         "accessTime"      : 1320171722771,
         "blockSize"       : 33554432,
-        "childrenNum"     : 0,
-        "fileId"          : 16387,
         "group"           : "supergroup",
         "length"          : 24930,
         "modificationTime": 1320171722771,
@@ -566,8 +562,6 @@
       {
         "accessTime"      : 0,
         "blockSize"       : 0,
-        "childrenNum"     : 2,
-        "fileId"          : 16388,
         "group"           : "supergroup",
         "length"          : 0,
         "modificationTime": 1320895981256,
@@ -1667,18 +1661,6 @@
       "type"       : "integer",
       "required"   : true
     },
-    "childrenNum":
-    {
-      "description": "The number of children.",
-      "type"       : "integer",
-      "required"   : true
-    },
-    "fileId":
-    {
-      "description": "The inode ID.",
-      "type"       : "integer",
-      "required"   : true
-    },
     "group":
     {
       "description": "The group owner.",