Simplify devtools code on android and enable devtools for android content_shell.

content/shell/shell_devtools_delegate_android.cc

+// Copyright (c) 2012 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.
+
+#include "content/shell/shell_devtools_delegate.h"
+
+#include "base/stringprintf.h"
+#include "content/public/browser/android/devtools_auth.h"
+#include "content/public/browser/devtools_http_handler.h"
+#include "grit/shell_resources.h"
+#include "net/base/unix_domain_socket_posix.h"
+#include "net/url_request/url_request_context_getter.h"
+#include "ui/base/layout.h"
+#include "ui/base/resource/resource_bundle.h"
+
+namespace {
+
+// TODO(mnaganov): This hardcoded version should be replaced with the webkit
+// revision of this build of content shell. This requires a feature addition
+// to the devtools frontend.
+const char* kFrontendVersion = "21.0.1175.0";
+const char kSocketName[] = "content_shell_devtools_remote";
+const char kFrontEndURL[] =
+    "http://chrome-devtools-frontend.appspot.com/static/%s/devtools.html";
+
+}
+
+namespace content {
+
+ShellDevToolsDelegate::ShellDevToolsDelegate(
+    int port,
+    net::URLRequestContextGetter* context_getter)
+    : context_getter_(context_getter) {
+  devtools_http_handler_ = DevToolsHttpHandler::Start(
+      new net::UnixDomainSocketWithAbstractNamespaceFactory(
+          kSocketName,
+          base::Bind(&CanUserConnectToDevTools)),
+      StringPrintf(kFrontEndURL, kFrontendVersion),
+      context_getter,
+      this);
+}
+
+ShellDevToolsDelegate::~ShellDevToolsDelegate() {
+}
+
+void ShellDevToolsDelegate::Stop() {
+  // The call below destroys this.
+  devtools_http_handler_->Stop();
+}
+
+std::string ShellDevToolsDelegate::GetDiscoveryPageHTML() {
+  return ResourceBundle::GetSharedInstance().GetRawDataResource(
+      IDR_CONTENT_SHELL_DEVTOOLS_DISCOVERY_PAGE,
+      ui::SCALE_FACTOR_NONE).as_string();
+}
+
+bool ShellDevToolsDelegate::BundlesFrontendResources() {
+  return false;
+}
+
+std::string ShellDevToolsDelegate::GetFrontendResourcesBaseURL() {
+  return "";
+}
+
+}  // namespace content