DevTools: untangle device discovery request from the devtools android bridge.

third_party/WebKit/Source/devtools/front_end/externs.js

Index: third_party/WebKit/Source/devtools/front_end/externs.js
diff --git a/third_party/WebKit/Source/devtools/front_end/externs.js b/third_party/WebKit/Source/devtools/front_end/externs.js
index 1cc530f9581684514cbcfbf28a5c20bc67d9e1c9..b36803e3ba7cc3711f56765d956f4b4d3d18ec83 100644
--- a/third_party/WebKit/Source/devtools/front_end/externs.js
+++ b/third_party/WebKit/Source/devtools/front_end/externs.js
@@ -312,7 +312,7 @@ function ExtensionReloadOptions() {
 }
 
 var Adb = {};
-/** @typedef {{id: string, name: string, url: string, adbAttachedForeign: boolean}} */
+/** @typedef {{id: string, name: string, url: string, attached: boolean}} */
 Adb.Page;
 /** @typedef {{id: string, adbBrowserChromeVersion: string, compatibleVersion: boolean, adbBrowserName: string, source: string, adbBrowserVersion: string, pages: !Array<!Adb.Page>}} */
 Adb.Browser;