Files.app: Remove unused private API "chrome.fileBrowserPrivate.getFileLocations".

chrome/common/extensions/api/file_browser_private.json

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 [
   {
     "namespace":"fileBrowserPrivate",
     "nodoc": "true",
     "types": [
       {
@@ skipping 676 matching lines @@
           {
             "name": "callback",
             "type": "function",
             "optional": true,
             "description": "Completion callback. $ref:runtime.lastError will be set if there was an error.",
             "parameters": []
           }
         ]
       },
       {
-        "name": "getFileLocations",
-        "description": "Get file locations",
-        "parameters": [
-          {
-            "name": "fileUrls",
-            "type": "array",
-            "description": "Array of file URLs to check.",
-            "items": { "type": "string" }
-          },
-          {
-            "name": "callback",
-            "type": "function",
-            "parameters": [
-              {
-                "name" : "locations",
-                "type": "array",
-                "items": {"type": "string"},
-                "description": "An array of the file locations for the requested files, one entry for each file in fileUrls."
-              }
-            ]
-          }
-        ]
-      },
-      {
         "name": "getDriveFiles",
         "description": "Get Drive files",
         "parameters": [
           {
             "name": "fileUrls",
             "type": "array",
             "description": "Array of Drive file URLs to get.",
             "items": { "type": "string" }
           },
           {
@@ skipping 510 matching lines @@
       },
       {
         "name": "onDriveConnectionStatusChanged",
         "type": "function",
         "description": "Fired when the active network connection state changes. The network connection state can be retrieved via 'getDriveConnectionState'.",
         "parameters": []
       }
     ]
   }
 ]