fix(deps): update dependency @google-cloud/common to ^0.32.0 (#993)

package.json

@@ -91,14 +91,15 @@
     "rimraf": "^2.6.2",
     "source-map-support": "^0.5.6",
     "standard-version": "^5.0.0",
+    "teeny-request": "^3.11.1",
     "timekeeper": "^2.0.0",
     "tmp": "0.1.0",
     "ts-node": "^8.0.0",
     "typescript": "~3.4.0",
     "linkinator": "^1.1.2"
   },
   "dependencies": {
-    "@google-cloud/common": "^0.31.0",
+    "@google-cloud/common": "^0.32.1",
     "builtin-modules": "^3.0.0",
     "console-log-level": "^1.4.0",
     "continuation-local-storage": "^3.2.1",
@@ -110,7 +111,6 @@
     "require-in-the-middle": "^4.0.0",
     "semver": "^6.0.0",
     "shimmer": "^1.2.0",
-    "teeny-request": "^3.11.1",
     "uuid": "^3.0.1"
   }
 }

src/trace-writer.ts

@@ -18,8 +18,6 @@ import * as common from '@google-cloud/common';
 import * as gcpMetadata from 'gcp-metadata';
 import {OutgoingHttpHeaders} from 'http';
 import * as os from 'os';
-import * as r from 'request';  // Only for type declarations.
-import {teenyRequest} from 'teeny-request';
 
 import {Constants} from './constants';
 import {Logger} from './logger';
@@ -117,7 +115,6 @@ export class TraceWriter extends common.Service {
       private readonly logger: Logger) {
     super(
         {
-          requestModule: teenyRequest as typeof r,
           packageJson: pjson,
           projectIdRequired: false,
           baseUrl: 'https://cloudtrace.googleapis.com/v1',