Move blink::PluginData, blink::PluginInfo, blink::MimeTypeInfo to oilpan heap.

third_party/WebKit/Source/core/page/Page.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple Inc. All
  * Rights Reserved.
  * Copyright (C) 2008 Torch Mobile Inc. All rights reserved.
  * (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
@@ skipping 98 matching lines @@
       pointer_lock_controller_(PointerLockController::Create(this)),
       browser_controls_(BrowserControls::Create(*this)),
       console_message_storage_(new ConsoleMessageStorage()),
       event_handler_registry_(new EventHandlerRegistry(*this)),
       global_root_scroller_controller_(
           TopDocumentRootScrollerController::Create(*this)),
       visual_viewport_(VisualViewport::Create(*this)),
       overscroll_controller_(
           OverscrollController::Create(GetVisualViewport(), GetChromeClient())),
       main_frame_(nullptr),
+      plugin_data_(nullptr),
       editor_client_(page_clients.editor_client),
       spell_checker_client_(page_clients.spell_checker_client),
       use_counter_(page_clients.chrome_client &&
                            page_clients.chrome_client->IsSVGImageChromeClient()
                        ? UseCounter::kSVGImageContext
                        : UseCounter::kDefaultContext),
       opened_by_dom_(false),
       tab_key_cycles_through_elements_(true),
       suspended_(false),
       device_scale_factor_(1),
@@ skipping 154 matching lines @@
           StyleChangeReasonForTracing::Create(StyleChangeReason::kSettings));
   }
 }
 
 void Page::RefreshPlugins() {
   PluginData::RefreshBrowserSidePluginCache();
 
   for (const Page* page : AllPages()) {
     // Clear out the page's plugin data.
     if (page->plugin_data_)
-      page->plugin_data_ = nullptr;
+      page->plugin_data_->ResetPluginData();
   }
 }
 
-PluginData* Page::GetPluginData(SecurityOrigin* main_frame_origin) const {
-  if (!plugin_data_ ||
+PluginData* Page::GetPluginData(SecurityOrigin* main_frame_origin) {
+  if (!plugin_data_)
+    plugin_data_ = PluginData::Create();
+
+  if (!plugin_data_->Origin() ||
       !main_frame_origin->IsSameSchemeHostPort(plugin_data_->Origin()))
-    plugin_data_ = PluginData::Create(main_frame_origin);
+    plugin_data_->UpdatePluginList(main_frame_origin);
+
   return plugin_data_.Get();
 }
 
 void Page::SetValidationMessageClient(ValidationMessageClient* client) {
   validation_message_client_ = client;
 }
 
 void Page::SetSuspended(bool suspended) {
   if (suspended == suspended_)
     return;
@@ skipping 310 matching lines @@
   visitor->Trace(context_menu_controller_);
   visitor->Trace(pointer_lock_controller_);
   visitor->Trace(scrolling_coordinator_);
   visitor->Trace(browser_controls_);
   visitor->Trace(console_message_storage_);
   visitor->Trace(event_handler_registry_);
   visitor->Trace(global_root_scroller_controller_);
   visitor->Trace(visual_viewport_);
   visitor->Trace(overscroll_controller_);
   visitor->Trace(main_frame_);
+  visitor->Trace(plugin_data_);
   visitor->Trace(validation_message_client_);
   visitor->Trace(use_counter_);
   Supplementable<Page>::Trace(visitor);
   PageVisibilityNotifier::Trace(visitor);
 }
 
 void Page::LayerTreeViewInitialized(WebLayerTreeView& layer_tree_view,
                                     FrameView* view) {
   if (GetScrollingCoordinator())
     GetScrollingCoordinator()->LayerTreeViewInitialized(layer_tree_view, view);
@@ skipping 32 matching lines @@
     : chrome_client(nullptr),
       context_menu_client(nullptr),
       editor_client(nullptr),
       spell_checker_client(nullptr) {}
 
 Page::PageClients::~PageClients() {}
 
 template class CORE_TEMPLATE_EXPORT Supplement<Page>;
 
 }  // namespace blink