Proof of concept for running extension API stack through dev tools.

tools/telemetry/unittest_data/auto_provider/manifest.json

Index: tools/telemetry/unittest_data/auto_provider/manifest.json
diff --git a/chrome/test/ext_auto/auto_provider/manifest.json b/tools/telemetry/unittest_data/auto_provider/manifest.json
similarity index 90%
copy from chrome/test/ext_auto/auto_provider/manifest.json
copy to tools/telemetry/unittest_data/auto_provider/manifest.json
index 691d0d15af7b3fc76c70efc8016dc76bbecc8636..af9609de00475dbb3c96670d63330e78f865610b 100644
--- a/chrome/test/ext_auto/auto_provider/manifest.json
+++ b/tools/telemetry/unittest_data/auto_provider/manifest.json
@@ -1,12 +1,12 @@
 {
   "key": "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDr+Q7QFcTr4Wmn9sSICKWbxnYLhIM0ERbcapZCDmpAkiBUhOPt+KkYnTdUFl4Kx2xv02MwIowh36Fho9Dhqh7cPWGIPsLHUaJosO6t6oaHxQsMQS/K4MlnP5pNJykExo82DcajSXGV+mIQH3RslxL+XhtmIh2BQLwbizVG0bA+mwIDAQAB",
-  "name": "Test Automation Provider Extension",
+  "name": "Telemetry Extension Provider",
   "version": "1",
   "manifest_version": 2,
-  "description": "Test Automation Provider Extension",
+  "description": "Extension API access provider for Telemetry",
   "default_locale": "en",
   "background": {
-    "scripts": ["connection_handler.js", "server.js", "background.js"]
+    "scripts": ["background.js"]
   },
   "content_security_policy": "default-src 'self' 'unsafe-eval'; script-src 'self' 'unsafe-eval';",
   "permissions": [
@@ -16,7 +16,6 @@
      "app.window",
      "appNotifications",
      "audioCapture",
-     "autotestPrivate",
      "background",
      "bluetooth",
      "bookmarkManagerPrivate",