Implement renderer process side handler of WorkerProcessMsg_CreateWorker message.

content/renderer/render_thread_impl.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/renderer/render_thread_impl.h"
 
 #include <algorithm>
 #include <limits>
 #include <map>
 #include <vector>
@@ skipping 35 matching lines @@
 #include "content/common/content_constants_internal.h"
 #include "content/common/database_messages.h"
 #include "content/common/dom_storage/dom_storage_messages.h"
 #include "content/common/gpu/client/context_provider_command_buffer.h"
 #include "content/common/gpu/client/gpu_channel_host.h"
 #include "content/common/gpu/client/gpu_memory_buffer_impl.h"
 #include "content/common/gpu/gpu_messages.h"
 #include "content/common/gpu/gpu_process_launch_causes.h"
 #include "content/common/resource_messages.h"
 #include "content/common/view_messages.h"
+#include "content/common/worker_messages.h"
 #include "content/public/common/content_constants.h"
 #include "content/public/common/content_paths.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/common/renderer_preferences.h"
 #include "content/public/common/url_constants.h"
 #include "content/public/renderer/content_renderer_client.h"
 #include "content/public/renderer/render_process_observer.h"
 #include "content/public/renderer/render_view_visitor.h"
 #include "content/renderer/devtools/devtools_agent_filter.h"
 #include "content/renderer/dom_storage/dom_storage_dispatcher.h"
@@ skipping 14 matching lines @@
 #include "content/renderer/media/renderer_gpu_video_accelerator_factories.h"
 #include "content/renderer/media/video_capture_impl_manager.h"
 #include "content/renderer/media/video_capture_message_filter.h"
 #include "content/renderer/media/webrtc_identity_service.h"
 #include "content/renderer/p2p/socket_dispatcher.h"
 #include "content/renderer/render_process_impl.h"
 #include "content/renderer/render_view_impl.h"
 #include "content/renderer/renderer_webkitplatformsupport_impl.h"
 #include "content/renderer/service_worker/embedded_worker_context_message_filter.h"
 #include "content/renderer/service_worker/embedded_worker_dispatcher.h"
+#include "content/renderer/shared_worker/embedded_shared_worker_stub.h"
 #include "grit/content_resources.h"
 #include "ipc/ipc_channel_handle.h"
 #include "ipc/ipc_forwarding_message_filter.h"
 #include "ipc/ipc_platform_file.h"
 #include "media/base/audio_hardware_config.h"
 #include "media/base/media.h"
 #include "media/filters/gpu_video_accelerator_factories.h"
 #include "net/base/net_errors.h"
 #include "net/base/net_util.h"
 #include "skia/ext/event_tracer_impl.h"
@@ skipping 515 matching lines @@
   return ChildProcess::current()->io_message_loop_proxy();
 }
 
 void RenderThreadImpl::AddRoute(int32 routing_id, IPC::Listener* listener) {
   ChildThread::AddRoute(routing_id, listener);
 }
 
 void RenderThreadImpl::RemoveRoute(int32 routing_id) {
   ChildThread::RemoveRoute(routing_id);
 }
+
 int RenderThreadImpl::GenerateRoutingID() {
   int routing_id = MSG_ROUTING_NONE;
   Send(new ViewHostMsg_GenerateRoutingID(&routing_id));
   return routing_id;
 }
 
 void RenderThreadImpl::AddFilter(IPC::ChannelProxy::MessageFilter* filter) {
   channel()->AddFilter(filter);
 }
 
@@ skipping 528 matching lines @@
     IPC_MESSAGE_HANDLER(ViewMsg_PurgePluginListCache, OnPurgePluginListCache)
     IPC_MESSAGE_HANDLER(ViewMsg_NetworkStateChanged, OnNetworkStateChanged)
     IPC_MESSAGE_HANDLER(ViewMsg_TempCrashWithData, OnTempCrashWithData)
 #if defined(OS_ANDROID)
     IPC_MESSAGE_HANDLER(ViewMsg_SetWebKitSharedTimersSuspended,
                         OnSetWebKitSharedTimersSuspended)
 #endif
 #if defined(OS_MACOSX)
     IPC_MESSAGE_HANDLER(ViewMsg_UpdateScrollbarTheme, OnUpdateScrollbarTheme)
 #endif
+    IPC_MESSAGE_HANDLER(WorkerProcessMsg_CreateWorker, OnCreateNewSharedWorker)

[kinuko, 2014/03/11 07:48:17]

nit: it might be slightly easier to read to put this above ifdefs (i.e. right
before line 1169)?

[horo, 2014/03/11 07:55:57]

Done.

     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
 }
 
 void RenderThreadImpl::OnCreateNewView(const ViewMsg_New_Params& params) {
   EnsureWebKitInitialized();
   // When bringing in render_view, also bring in webkit's glue and jsbindings.
   RenderViewImpl::Create(params.opener_route_id,
                          params.renderer_preferences,
@@ skipping 139 matching lines @@
   static_cast<WebScrollbarBehaviorImpl*>(
       webkit_platform_support_->scrollbarBehavior())->set_jump_on_track_click(
           jump_on_track_click);
   blink::WebScrollbarTheme::updateScrollbars(initial_button_delay,
                                              autoscroll_button_delay,
                                              preferred_scroller_style,
                                              redraw);
 }
 #endif
 
+void RenderThreadImpl::OnCreateNewSharedWorker(
+    const WorkerProcessMsg_CreateWorker_Params& params) {
+  new EmbeddedSharedWorkerStub(params.url,

[kinuko, 2014/03/11 07:48:17]

Adds a brief comment that this class's self-destruct?

[horo, 2014/03/11 07:55:57]

Done.

+                               params.name,
+                               params.content_security_policy,
+                               params.security_policy_type,
+                               params.route_id);
+}
+
 void RenderThreadImpl::OnMemoryPressure(
     base::MemoryPressureListener::MemoryPressureLevel memory_pressure_level) {
   base::allocator::ReleaseFreeMemory();
 
   if (memory_pressure_level ==
       base::MemoryPressureListener::MEMORY_PRESSURE_CRITICAL) {
     // Trigger full v8 garbage collection on critical memory notification.
     v8::V8::LowMemoryNotification();
     // Clear the image cache.
     blink::WebImageCache::clear();
@@ skipping 76 matching lines @@
   hidden_widget_count_--;
 
   if (!GetContentClient()->renderer()->RunIdleHandlerWhenWidgetsHidden()) {
     return;
   }
 
   ScheduleIdleHandler(kLongIdleHandlerDelayMs);
 }
 
 }  // namespace content