DevTools: improve UX for hosted mode + fix bug

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

Index: third_party/WebKit/Source/devtools/front_end/inspector.js
diff --git a/third_party/WebKit/Source/devtools/front_end/inspector.js b/third_party/WebKit/Source/devtools/front_end/inspector.js
index 0b71b5b5b64ee16ac0bfe3c9ae899eaca46b03be..322527dd3615afe7a2f35fb61acc224fbeddf00f 100644
--- a/third_party/WebKit/Source/devtools/front_end/inspector.js
+++ b/third_party/WebKit/Source/devtools/front_end/inspector.js
@@ -2,13 +2,4 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Preload protocol resources for hosted mode.
-if (!/** @type {?Object} */(window.InspectorFrontendHost)) {
-    Promise.all([
-        Runtime.loadResourceIntoCache("./sdk/protocol/browser_protocol.json", false /* appendSourceURL */),
-        Runtime.loadResourceIntoCache("./sdk/protocol/js_protocol.json", false /* appendSourceURL */)
-    ]).then(() => Runtime.startApplication("inspector"));
-} else {
-    Runtime.startApplication("inspector");
-}
-
+Runtime.startApplication("inspector");