[DevTools] Added missing inputs for protocol_version action

third_party/WebKit/Source/core/inspector/BUILD.gn

 # Copyright 2014 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.
 
 import("//third_party/WebKit/Source/bindings/bindings.gni")
 import("//third_party/WebKit/Source/core/core.gni")
 
 action("instrumentation_sources") {
   script = "CodeGeneratorInstrumentation.py"
 
@@ skipping 103 matching lines @@
     "core/inspector/protocol",
   ]
 }
 
 action("protocol_version") {
   script =
       "../../platform/inspector_protocol/generate-inspector-protocol-version"
 
   inputs = [
     "browser_protocol.json",
+    "../../platform/v8_inspector/js_protocol.json",
   ]
   output_file = "$blink_core_output_dir/inspector/protocol.json"
   outputs = [
     output_file,
   ]
 
   args = [
     "--o",
     rebase_path(output_file, root_build_dir),
     rebase_path("browser_protocol.json", root_build_dir),
     rebase_path("../../platform/v8_inspector/js_protocol.json", root_build_dir),
   ]
 }