[Extensions] Kill off ExtensionMsg_AddMessageToConsole

extensions/renderer/dispatcher.cc

 // 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.
 
 #include "extensions/renderer/dispatcher.h"
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/command_line.h"
 #include "base/debug/alias.h"
@@ skipping 102 matching lines @@
 namespace extensions {
 
 namespace {
 
 static const int64 kInitialExtensionIdleHandlerDelayMs = 5 * 1000;
 static const int64 kMaxExtensionIdleHandlerDelayMs = 5 * 60 * 1000;
 static const char kEventDispatchFunction[] = "dispatchEvent";
 static const char kOnSuspendEvent[] = "runtime.onSuspend";
 static const char kOnSuspendCanceledEvent[] = "runtime.onSuspendCanceled";
 
+// There is only ever one instance of the Dispatcher.
+Dispatcher* g_dispatcher = nullptr;
+
 // Returns the global value for "chrome" from |context|. If one doesn't exist
 // creates a new object for it.
 //
 // Note that this isn't necessarily an object, since webpages can write, for
 // example, "window.chrome = true".
 v8::Local<v8::Value> GetOrCreateChrome(ScriptContext* context) {
   v8::Local<v8::String> chrome_string(
       v8::String::NewFromUtf8(context->isolate(), "chrome"));
   v8::Local<v8::Object> global(context->v8_context()->Global());
   v8::Local<v8::Value> chrome(global->Get(chrome_string));
@@ skipping 50 matching lines @@
 }  // namespace
 
 Dispatcher::Dispatcher(DispatcherDelegate* delegate)
     : delegate_(delegate),
       content_watcher_(new ContentWatcher()),
       source_map_(&ResourceBundle::GetSharedInstance()),
       v8_schema_registry_(new V8SchemaRegistry),
       is_webkit_initialized_(false),
       user_script_set_manager_observer_(this),
       webrequest_used_(false) {
+  DCHECK(!g_dispatcher);
+  g_dispatcher = this;
   const base::CommandLine& command_line =
       *(base::CommandLine::ForCurrentProcess());
   set_idle_notifications_ =
       command_line.HasSwitch(switches::kExtensionProcess) ||
       command_line.HasSwitch(::switches::kSingleProcess);
 
   if (set_idle_notifications_) {
     RenderThread::Get()->SetIdleNotificationDelayInMs(
         kInitialExtensionIdleHandlerDelayMs);
   }
 
   RenderThread::Get()->RegisterExtension(SafeBuiltins::CreateV8Extension());
 
   script_context_set_.reset(
       new ScriptContextSet(&extensions_, &active_extension_ids_));
   user_script_set_manager_.reset(new UserScriptSetManager(&extensions_));
   script_injection_manager_.reset(
       new ScriptInjectionManager(&extensions_, user_script_set_manager_.get()));
   user_script_set_manager_observer_.Add(user_script_set_manager_.get());
   request_sender_.reset(new RequestSender(this));
   PopulateSourceMap();
 }
 
 Dispatcher::~Dispatcher() {
+  g_dispatcher = nullptr;
+}
+
+Dispatcher* Dispatcher::Get() {
+  return g_dispatcher;
 }
 
 void Dispatcher::OnRenderFrameCreated(content::RenderFrame* render_frame) {
   script_injection_manager_->OnRenderFrameCreated(render_frame);
 }
 
 bool Dispatcher::IsExtensionActive(const std::string& extension_id) const {
   bool is_active =
       active_extension_ids_.find(extension_id) != active_extension_ids_.end();
   if (is_active)
@@ skipping 1217 matching lines @@
   // The "guestViewDeny" module must always be loaded last. It registers
   // error-providing custom elements for the GuestView types that are not
   // available, and thus all of those types must have been checked and loaded
   // (or not loaded) beforehand.
   if (context_type == Feature::BLESSED_EXTENSION_CONTEXT) {
     module_system->Require("guestViewDeny");
   }
 }
 
 }  // namespace extensions