Browser: Remove single-process mode :^)

Browser now only supports multi-process mode (Web::OutOfProcessWebView).
This is where we want to go, so let's just jump in the cold water. :^)

1 files changed, 27 insertions, 111 deletions

diff --git a/Userland/Applications/Browser/BrowserWindow.cpp b/Userland/Applications/Browser/BrowserWindow.cpp
index 8cd6c6d82e..f35c918513 100644
--- a/Userland/Applications/Browser/BrowserWindow.cpp
+++ b/Userland/Applications/Browser/BrowserWindow.cpp
@@ -175,37 +175,18 @@ void BrowserWindow::build_menus()
 
     m_copy_selection_action = GUI::CommonActions::make_copy_action([this](auto&) {
         auto& tab = active_tab();
-        String selected_text;
-
-        if (tab.m_type == Tab::Type::InProcessWebView)
-            selected_text = tab.m_page_view->selected_text();
-        else
-            selected_text = tab.m_web_content_view->selected_text();
-
+        auto selected_text = tab.m_web_content_view->selected_text();
         if (!selected_text.is_empty())
             GUI::Clipboard::the().set_plain_text(selected_text);
     });
 
     m_select_all_action = GUI::CommonActions::make_select_all_action([this](auto&) {
-        auto& tab = active_tab();
-
-        if (tab.m_type == Tab::Type::InProcessWebView)
-            tab.m_page_view->select_all();
-        else
-            tab.m_web_content_view->select_all();
+        active_tab().m_web_content_view->select_all();
     });
 
     m_view_source_action = GUI::Action::create(
         "View &Source", { Mod_Ctrl, Key_U }, [this](auto&) {
-            auto& tab = active_tab();
-            if (tab.m_type == Tab::Type::InProcessWebView) {
-                VERIFY(tab.m_page_view->document());
-                auto url = tab.m_page_view->document()->url();
-                auto source = tab.m_page_view->document()->source();
-                tab.view_source(url, source);
-            } else {
-                tab.m_web_content_view->get_source();
-            }
+            active_tab().m_web_content_view->get_source();
         },
         this);
     m_view_source_action->set_status_tip("View source code of the current page");
@@ -231,35 +212,21 @@ void BrowserWindow::build_menus()
     auto js_console_action = GUI::Action::create(
         "Open &JS Console", { Mod_Ctrl, Key_I }, [this](auto&) {
             auto& tab = active_tab();
-            if (tab.m_type == Tab::Type::InProcessWebView) {
-                if (!tab.m_console_window) {
-                    tab.m_console_window = GUI::Window::construct(this);
-                    tab.m_console_window->resize(500, 300);
-                    tab.m_console_window->set_title("JS Console");
-                    tab.m_console_window->set_icon(Gfx::Bitmap::try_load_from_file("/res/icons/16x16/filetype-javascript.png"));
-                    tab.m_console_window->set_main_widget<ConsoleWidget>();
-                }
-                auto* console_widget = static_cast<ConsoleWidget*>(tab.m_console_window->main_widget());
-                console_widget->set_interpreter(tab.m_page_view->document()->interpreter().make_weak_ptr());
-                tab.m_console_window->show();
-                tab.m_console_window->move_to_front();
-            } else {
-                if (!tab.m_console_window) {
-                    tab.m_console_window = GUI::Window::construct(this);
-                    tab.m_console_window->resize(500, 300);
-                    tab.m_console_window->set_title("JS Console");
-                    tab.m_console_window->set_icon(Gfx::Bitmap::try_load_from_file("/res/icons/16x16/filetype-javascript.png"));
-                    tab.m_console_window->set_main_widget<ConsoleWidget>();
-                }
-                auto* console_widget = static_cast<ConsoleWidget*>(tab.m_console_window->main_widget());
-                console_widget->on_js_input = [&tab](const String& js_source) {
-                    tab.m_web_content_view->js_console_input(js_source);
-                };
-                console_widget->clear_output();
-                tab.m_web_content_view->js_console_initialize();
-                tab.m_console_window->show();
-                tab.m_console_window->move_to_front();
+            if (!tab.m_console_window) {
+                tab.m_console_window = GUI::Window::construct(this);
+                tab.m_console_window->resize(500, 300);
+                tab.m_console_window->set_title("JS Console");
+                tab.m_console_window->set_icon(Gfx::Bitmap::try_load_from_file("/res/icons/16x16/filetype-javascript.png"));
+                tab.m_console_window->set_main_widget<ConsoleWidget>();
             }
+            auto* console_widget = static_cast<ConsoleWidget*>(tab.m_console_window->main_widget());
+            console_widget->on_js_input = [&tab](const String& js_source) {
+                tab.m_web_content_view->js_console_input(js_source);
+            };
+            console_widget->clear_output();
+            tab.m_web_content_view->js_console_initialize();
+            tab.m_console_window->show();
+            tab.m_console_window->move_to_front();
         },
         this);
     js_console_action->set_status_tip("Open JavaScript console for this page");
@@ -354,34 +321,17 @@ void BrowserWindow::build_menus()
     auto& debug_menu = add_menu("&Debug");
     debug_menu.add_action(GUI::Action::create(
         "Dump &DOM Tree", [this](auto&) {
-            auto& tab = active_tab();
-            if (tab.m_type == Tab::Type::InProcessWebView) {
-                Web::dump_tree(*tab.m_page_view->document());
-            } else {
-                tab.m_web_content_view->debug_request("dump-dom-tree");
-            }
+            active_tab().m_web_content_view->debug_request("dump-dom-tree");
         },
         this));
     debug_menu.add_action(GUI::Action::create(
         "Dump &Layout Tree", [this](auto&) {
-            auto& tab = active_tab();
-            if (tab.m_type == Tab::Type::InProcessWebView) {
-                Web::dump_tree(*tab.m_page_view->document()->layout_node());
-            } else {
-                tab.m_web_content_view->debug_request("dump-layout-tree");
-            }
+            active_tab().m_web_content_view->debug_request("dump-layout-tree");
         },
         this));
     debug_menu.add_action(GUI::Action::create(
         "Dump &Style Sheets", [this](auto&) {
-            auto& tab = active_tab();
-            if (tab.m_type == Tab::Type::InProcessWebView) {
-                for (auto& sheet : tab.m_page_view->document()->style_sheets().sheets()) {
-                    Web::dump_sheet(sheet);
-                }
-            } else {
-                tab.m_web_content_view->debug_request("dump-style-sheets");
-            }
+            active_tab().m_web_content_view->debug_request("dump-style-sheets");
         },
         this));
     debug_menu.add_action(GUI::Action::create("Dump &History", { Mod_Ctrl, Key_H }, [this](auto&) {
@@ -395,13 +345,7 @@ void BrowserWindow::build_menus()
     debug_menu.add_separator();
     auto line_box_borders_action = GUI::Action::create_checkable(
         "Line &Box Borders", [this](auto& action) {
-            auto& tab = active_tab();
-            if (tab.m_type == Tab::Type::InProcessWebView) {
-                tab.m_page_view->set_should_show_line_box_borders(action.is_checked());
-                tab.m_page_view->update();
-            } else {
-                tab.m_web_content_view->debug_request("set-line-box-borders", action.is_checked() ? "on" : "off");
-            }
+            active_tab().m_web_content_view->debug_request("set-line-box-borders", action.is_checked() ? "on" : "off");
         },
         this);
     line_box_borders_action->set_checked(false);
@@ -409,33 +353,16 @@ void BrowserWindow::build_menus()
 
     debug_menu.add_separator();
     debug_menu.add_action(GUI::Action::create("Collect &Garbage", { Mod_Ctrl | Mod_Shift, Key_G }, [this](auto&) {
-        auto& tab = active_tab();
-        if (tab.m_type == Tab::Type::InProcessWebView) {
-            if (auto* document = tab.m_page_view->document()) {
-                document->interpreter().heap().collect_garbage(JS::Heap::CollectionType::CollectGarbage, true);
-            }
-        } else {
-            tab.m_web_content_view->debug_request("collect-garbage");
-        }
+        active_tab().m_web_content_view->debug_request("collect-garbage");
     }));
     debug_menu.add_action(GUI::Action::create("Clear &Cache", { Mod_Ctrl | Mod_Shift, Key_C }, [this](auto&) {
-        auto& tab = active_tab();
-        if (tab.m_type == Tab::Type::InProcessWebView) {
-            Web::ResourceLoader::the().clear_cache();
-        } else {
-            tab.m_web_content_view->debug_request("clear-cache");
-        }
+        active_tab().m_web_content_view->debug_request("clear-cache");
     }));
 
     m_user_agent_spoof_actions.set_exclusive(true);
     auto& spoof_user_agent_menu = debug_menu.add_submenu("Spoof &User Agent");
     m_disable_user_agent_spoofing = GUI::Action::create_checkable("Disabled", [this](auto&) {
-        auto& tab = active_tab();
-        if (tab.m_type == Tab::Type::InProcessWebView) {
-            Web::ResourceLoader::the().set_user_agent(Web::default_user_agent);
-        } else {
-            tab.m_web_content_view->debug_request("spoof-user-agent", Web::default_user_agent);
-        }
+        active_tab().m_web_content_view->debug_request("spoof-user-agent", Web::default_user_agent);
     });
     m_disable_user_agent_spoofing->set_status_tip(Web::default_user_agent);
     spoof_user_agent_menu.add_action(*m_disable_user_agent_spoofing);
@@ -444,12 +371,7 @@ void BrowserWindow::build_menus()
 
     auto add_user_agent = [this, &spoof_user_agent_menu](auto& name, auto& user_agent) {
         auto action = GUI::Action::create_checkable(name, [this, user_agent](auto&) {
-            auto& tab = active_tab();
-            if (tab.m_type == Tab::Type::InProcessWebView) {
-                Web::ResourceLoader::the().set_user_agent(user_agent);
-            } else {
-                tab.m_web_content_view->debug_request("spoof-user-agent", user_agent);
-            }
+            active_tab().m_web_content_view->debug_request("spoof-user-agent", user_agent);
         });
         action->set_status_tip(user_agent);
         spoof_user_agent_menu.add_action(action);
@@ -463,17 +385,12 @@ void BrowserWindow::build_menus()
     add_user_agent("Safari iOS Mobile", "Mozilla/5.0 (iPhone; CPU iPhone OS 14_4_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.0 Mobile/15E148 Safari/604.1");
 
     auto custom_user_agent = GUI::Action::create_checkable("Custom...", [this](auto& action) {
-        auto& tab = active_tab();
         String user_agent;
         if (GUI::InputBox::show(this, user_agent, "Enter User Agent:", "Custom User Agent") != GUI::InputBox::ExecOK || user_agent.is_empty() || user_agent.is_null()) {
             m_disable_user_agent_spoofing->activate();
             return;
         }
-        if (tab.m_type == Tab::Type::InProcessWebView) {
-            Web::ResourceLoader::the().set_user_agent(user_agent);
-        } else {
-            tab.m_web_content_view->debug_request("spoof-user-agent", user_agent);
-        }
+        active_tab().m_web_content_view->debug_request("spoof-user-agent", user_agent);
         action.set_status_tip(user_agent);
     });
     spoof_user_agent_menu.add_action(custom_user_agent);
@@ -502,8 +419,7 @@ void BrowserWindow::set_window_title_for_tab(Tab const& tab)
 
 void BrowserWindow::create_new_tab(URL url, bool activate)
 {
-    auto type = Browser::g_single_process ? Browser::Tab::Type::InProcessWebView : Browser::Tab::Type::OutOfProcessWebView;
-    auto& new_tab = m_tab_widget->add_tab<Browser::Tab>("New tab", *this, type);
+    auto& new_tab = m_tab_widget->add_tab<Browser::Tab>("New tab", *this);
 
     m_tab_widget->set_bar_visible(!is_fullscreen() && m_tab_widget->children().size() > 1);