Remove ephelper and other endpoints code.

appengine/ephelper/epfrontend/discovery_testdata/query_get_backend.json

Index: appengine/ephelper/epfrontend/discovery_testdata/query_get_backend.json
diff --git a/appengine/ephelper/epfrontend/discovery_testdata/query_get_backend.json b/appengine/ephelper/epfrontend/discovery_testdata/query_get_backend.json
deleted file mode 100644
index bef124e019d96d6d4d63b9ecdacc2bf6b1c89da4..0000000000000000000000000000000000000000
--- a/appengine/ephelper/epfrontend/discovery_testdata/query_get_backend.json
+++ /dev/null
@@ -1,48 +0,0 @@
-{
- "description": "A testing API", 
- "descriptor": {
-  "methods": {
-   "Test": {
-    "request": {
-     "$ref": "TestRequest"
-    }
-   }
-  }, 
-  "schemas": {
-   "TestRequest": {
-    "description": "Test Method Request", 
-    "id": "TestRequest", 
-    "properties": {
-     "value": {
-      "$ref": "ValueType"
-     }
-    }, 
-    "type": "object"
-   }
-  }
- }, 
- "methods": {
-  "test": {
-   "description": "API Test Method", 
-   "httpMethod": "GET", 
-   "path": "testMethod", 
-   "request": {
-    "body": "autoTemplate(backendRequest)", 
-    "bodyName": "resource", 
-    "parameters": {
-     "value": {
-      "required": true, 
-      "type": "string"
-     }
-    }
-   }, 
-   "response": {
-    "body": "empty"
-   }, 
-   "rosyMethod": "Test"
-  }
- }, 
- "name": "testapi", 
- "root": "foo", 
- "version": "v2"
-}