Start moving files from core/inspector into v8_inspector

sky/engine/v8_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("//build/config/ui.gni")
 import("//sky/engine/config.gni")
 
 visibility = ["//sky/*"]
 
 component("v8_inspector") {
@@ skipping 12 matching lines @@
 
   configs += [
     "//sky/engine:config",
     "//sky/engine:inside_blink",
     "//sky/engine:non_test_config",
   ]
 
   sources = [
     "inspector_backend_mojo.cc",
     "inspector_backend_mojo.h",
+    "PageDebuggerAgent.cpp",
+    "PageDebuggerAgent.h",
+    "PageScriptDebugServer.cpp",
+    "PageScriptDebugServer.h",
   ]
 }