EventHub: Revert the NetworkRuleSet (#5363)

* Revert "EventHub : corrected typo  (#5360)"

This reverts commit 1495122.

* Revert "Added VNet API (#5351)"

This reverts commit f2ab4a8.

specification/eventhub/resource-manager/Microsoft.EventHub/stable/2017-04-01/EventHub.json

@@ -1856,97 +1856,6 @@
           "nextLinkName": "nextLink"
         }
       }
-    },    
-    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.EventHub/namespaces/{namespaceName}/networkRuleSet/default": {
-      "put": {
-        "tags": [
-          "Namespaces"
-        ],
-        "x-ms-examples": {
-          "NameSpaceNetworkRuleSetCreate": {
-            "$ref": "./examples/NameSpaces/VirtualNetworkRule/EHNetworkRuleSetCreate.json"
-          }
-        },
-        "operationId": "Namespaces_CreateOrUpdateNetworkRuleSet",
-        "description": "Create or update NetworkRuleSet for a Namespace.",
-        "parameters": [
-          {
-            "$ref": "#/parameters/ResourceGroupNameParameter"
-          },
-          {
-            "$ref": "#/parameters/NamespaceNameParameter"
-          },
-          {
-            "$ref": "#/parameters/ApiVersionParameter"
-          },
-          {
-            "$ref": "#/parameters/SubscriptionIdParameter"
-          },
-          {
-            "name": "parameters",
-            "in": "body",
-            "required": true,
-            "schema": {
-              "$ref": "#/definitions/NetworkRuleSet"
-            },
-            "description": "The Namespace IpFilterRule."
-          }
-        ],
-        "responses": {
-          "200": {
-            "description": "Namespace NetworkRuleSet successfully returned.",
-            "schema": {
-              "$ref": "#/definitions/NetworkRuleSet"
-            }
-          },
-          "default": {
-            "description": "ServiceBus error response describing why the operation failed.",
-            "schema": {
-              "$ref": "#/definitions/ErrorResponse"
-            }
-          }
-        }
-      },
-      "get": {
-        "tags": [
-          "Namespaces"
-        ],
-        "x-ms-examples": {
-          "NameSpaceNetworkRuleSetGet": {
-            "$ref": "./examples/NameSpaces/VirtualNetworkRule/EHNetworkRuleSetGet.json"
-          }
-        },
-        "operationId": "Namespaces_GetNetworkRuleSet",
-        "description": "Gets NetworkRuleSet for a Namespace.",
-        "parameters": [
-          {
-            "$ref": "#/parameters/ResourceGroupNameParameter"
-          },
-          {
-            "$ref": "#/parameters/NamespaceNameParameter"
-          },
-          {
-            "$ref": "#/parameters/ApiVersionParameter"
-          },
-          {
-            "$ref": "#/parameters/SubscriptionIdParameter"
-          }
-        ],
-        "responses": {
-          "200": {
-            "description": "Namespace NetworkRuleSet successfully returned.",
-            "schema": {
-              "$ref": "#/definitions/NetworkRuleSet"
-            }
-          },
-          "default": {
-            "description": "ServiceBus error response describing why the operation failed.",
-            "schema": {
-              "$ref": "#/definitions/ErrorResponse"
-            }
-          }
-        }
-      }
     }
   },
   "definitions": {
@@ -2703,92 +2612,6 @@
         }
       ],
       "description": "Messaging Plan for the namespace"
-    },
-    "Subnet": {
-      "properties": {
-        "id": {
-          "type": "string",
-          "description": "Resource ID of Virtual Network Subnet"
-        }
-      },
-      "description": "Properties supplied for Subnet"
-    },
-    "NWRuleSetIpRules": {
-      "x-ms-client-flatten": true,
-      "properties": {
-        "ipMask": {
-          "type": "string",
-          "description": "IP Mask"
-        },
-        "action": {
-          "type": "string",
-          "description": "The IP Filter Action",
-          "enum": [
-            "Allow"
-          ],
-          "x-ms-enum": {
-            "name": "NetworkRuleIPAction",
-            "modelAsString": true
-          }
-        }
-      },
-      "description": "The response from the List namespace operation."
-    },
-    "NWRuleSetVirtualNetworkRules": {
-      "x-ms-client-flatten": true,
-      "properties": {
-        "subnet": {
-          "$ref": "#/definitions/Subnet",
-          "description": "Subnet properties"
-        },
-        "ignoreMissingVnetServiceEndpoint": {
-          "type": "boolean",
-          "description": "Value that indicates whether to ignore missing Vnet Service Endpoint"
-        }
-      },
-      "description": "The response from the List namespace operation."
-    },
-    "NetworkRuleSet": {
-      "properties": {
-        "properties": {
-          "description": "NetworkRuleSet properties",
-          "x-ms-client-flatten": true,
-          "properties": {
-            "defaultAction": {
-              "type": "string",
-              "description": "Default Action for Network Rule Set",
-              "enum": [
-                "Allow",
-                "Deny"
-              ],
-              "x-ms-enum": {
-                "name": "DefaultAction",
-                "modelAsString": true
-              }
-            },
-            "virtualNetworkRules": {
-              "type": "array",
-              "items": {
-                "$ref": "#/definitions/NWRuleSetVirtualNetworkRules"
-              },
-              "description": "List VirtualNetwork Rules"
-            },
-            "ipRules": {
-              "type": "array",
-              "items": {
-                "$ref": "#/definitions/NWRuleSetIpRules"
-              },
-              "description": "List of IpRules"
-            }
-          }
-        }
-      },
-      "allOf": [
-        {
-          "$ref": "#/definitions/Resource"
-        }
-      ],
-      "description": "Description of topic resource."
     }
   },
   "parameters": {
@@ -2893,6 +2716,6 @@
       "minimum": 1,
       "maximum": 1000,
       "x-ms-parameter-location": "method"
-    }     
+    }
   }
 }