Removed requirement for the renderer to know it's process ID

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 387 matching lines @@
   // Note that under Linux, the media library will normally already have
   // been initialized by the Zygote before this instance became a Renderer.
   base::FilePath media_path;
   PathService::Get(DIR_MEDIA_LIBS, &media_path);
   if (!media_path.empty())
     media::InitializeMediaLibrary(media_path);
 
   memory_pressure_listener_.reset(new base::MemoryPressureListener(
       base::Bind(&RenderThreadImpl::OnMemoryPressure, base::Unretained(this))));
 
-  renderer_process_id_ = base::kNullProcessId;
-
   std::vector<base::DiscardableMemoryType> supported_types;
   base::DiscardableMemory::GetSupportedTypes(&supported_types);
   DCHECK(!supported_types.empty());
 
   // The default preferred type is always the first one in list.
   base::DiscardableMemoryType type = supported_types[0];
 
   if (command_line.HasSwitch(switches::kUseDiscardableMemory)) {
     std::string requested_type_name = command_line.GetSwitchValueASCII(
         switches::kUseDiscardableMemory);
@@ skipping 716 matching lines @@
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(RenderThreadImpl, msg)
     IPC_MESSAGE_HANDLER(ViewMsg_SetZoomLevelForCurrentURL,
                         OnSetZoomLevelForCurrentURL)
     // TODO(port): removed from render_messages_internal.h;
     // is there a new non-windows message I should add here?
     IPC_MESSAGE_HANDLER(ViewMsg_New, OnCreateNewView)
     IPC_MESSAGE_HANDLER(ViewMsg_PurgePluginListCache, OnPurgePluginListCache)
     IPC_MESSAGE_HANDLER(ViewMsg_NetworkStateChanged, OnNetworkStateChanged)
     IPC_MESSAGE_HANDLER(ViewMsg_TempCrashWithData, OnTempCrashWithData)
-    IPC_MESSAGE_HANDLER(ViewMsg_SetRendererProcessID, OnSetRendererProcessID)
 #if defined(OS_ANDROID)
     IPC_MESSAGE_HANDLER(ViewMsg_SetWebKitSharedTimersSuspended,
                         OnSetWebKitSharedTimersSuspended)
 #endif
 #if defined(OS_MACOSX)
     IPC_MESSAGE_HANDLER(ViewMsg_UpdateScrollbarTheme, OnUpdateScrollbarTheme)
 #endif
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
@@ skipping 115 matching lines @@
 void RenderThreadImpl::OnNetworkStateChanged(bool online) {
   EnsureWebKitInitialized();
   WebNetworkStateNotifier::setOnLine(online);
 }
 
 void RenderThreadImpl::OnTempCrashWithData(const GURL& data) {
   GetContentClient()->SetActiveURL(data);
   CHECK(false);
 }
 
-void RenderThreadImpl::OnSetRendererProcessID(base::ProcessId process_id) {
-  renderer_process_id_ = process_id;
-}
-
 #if defined(OS_ANDROID)
 void RenderThreadImpl::OnSetWebKitSharedTimersSuspended(bool suspend) {
   if (suspend_webkit_shared_timer_) {
     EnsureWebKitInitialized();
     if (suspend) {
       webkit_platform_support_->SuspendSharedTimer();
     } else {
       webkit_platform_support_->ResumeSharedTimer();
     }
   }
@@ skipping 65 matching lines @@
                                                     new_touchscreen);
 
 }
 
 void RenderThreadImpl::SampleGamepads(blink::WebGamepads* data) {
   if (!gamepad_shared_memory_reader_)
     gamepad_shared_memory_reader_.reset(new GamepadSharedMemoryReader);
   gamepad_shared_memory_reader_->SampleGamepads(*data);
 }
 
-base::ProcessId RenderThreadImpl::renderer_process_id() const {
-  return renderer_process_id_;
-}
-
 void RenderThreadImpl::WidgetCreated() {
   widget_count_++;
 }
 
 void RenderThreadImpl::WidgetDestroyed() {
   widget_count_--;
 }
 
 void RenderThreadImpl::WidgetHidden() {
   DCHECK_LT(hidden_widget_count_, widget_count_);
@@ skipping 16 matching lines @@
   hidden_widget_count_--;
 
   if (!GetContentClient()->renderer()->RunIdleHandlerWhenWidgetsHidden()) {
     return;
   }
 
   ScheduleIdleHandler(kLongIdleHandlerDelayMs);
 }
 
 }  // namespace content