browser(webkit): keep browser process running when all windows closed (#6131)

browser_patches/webkit/BUILD_NUMBER

@@ -1,2 +1,2 @@
-1460
-Changed: yurys@chromium.org Tue 06 Apr 2021 10:21:52 PM PDT
+1461
+Changed: yurys@chromium.org Thu, Apr  8, 2021  2:02:23 AM

browser_patches/webkit/embedder/Playwright/win/MainWindow.cpp

@@ -48,11 +48,11 @@ std::wstring MainWindow::s_windowClass;
 size_t MainWindow::s_numInstances;
 
 bool MainWindow::s_headless = false;
-bool MainWindow::s_noStartupWindow = false;
+bool MainWindow::s_controlledRemotely = false;
 
-void MainWindow::configure(bool headless, bool noStartupWindow) {
+void MainWindow::configure(bool headless, bool controlledRemotely) {
     s_headless = headless;
-    s_noStartupWindow = noStartupWindow;
+    s_controlledRemotely = controlledRemotely;
 }
 
 static std::wstring loadString(int id)
@@ -324,7 +324,7 @@ LRESULT CALLBACK MainWindow::WndProc(HWND hWnd, UINT message, WPARAM wParam, LPA
     case WM_NCDESTROY:
         SetWindowLongPtr(hWnd, GWLP_USERDATA, 0);
         delete thisWindow;
-        if (s_noStartupWindow || s_numInstances > 0)
+        if (s_controlledRemotely || s_numInstances > 0)
             return 0;
         PostQuitMessage(0);
         break;

browser_patches/webkit/embedder/Playwright/win/MainWindow.h

@@ -35,7 +35,7 @@
 
 class MainWindow : public BrowserWindowClient {
 public:
-    static void configure(bool headless, bool noStartupWindow);
+    static void configure(bool headless, bool controlledRemotely);
 
     MainWindow();
 
@@ -56,7 +56,7 @@ private:
     static std::wstring s_windowClass;
     static size_t s_numInstances;
     static bool s_headless;
-    static bool s_noStartupWindow;
+    static bool s_controlledRemotely;
 
     bool toggleMenuItem(UINT menuID);
     void onURLBarEnter();

browser_patches/webkit/embedder/Playwright/win/WinMain.cpp

@@ -101,7 +101,7 @@ int WINAPI wWinMain(_In_ HINSTANCE hInstance, _In_opt_ HINSTANCE hPrevInstance,
     if (SetProcessDpiAwarenessContextPtr())
         SetProcessDpiAwarenessContextPtr()(DPI_AWARENESS_CONTEXT_UNAWARE);
 
-    MainWindow::configure(g_options.headless, g_options.noStartupWindow);
+    MainWindow::configure(g_options.headless, g_options.inspectorPipe);
 
     if (!g_options.noStartupWindow) {
         auto configuration = adoptWK(WKWebsiteDataStoreConfigurationCreate());

browser_patches/webkit/patches/bootstrap.diff

@@ -13057,10 +13057,10 @@ index 0000000000000000000000000000000000000000..d0e11ed81a6257c011df23d5870da740
 +} // namespace WebKit
 diff --git a/Source/WebKit/UIProcess/InspectorPlaywrightAgent.cpp b/Source/WebKit/UIProcess/InspectorPlaywrightAgent.cpp
 new file mode 100644
-index 0000000000000000000000000000000000000000..4463301d7cbe4831ee35f91664fe0ec2e8288fe6
+index 0000000000000000000000000000000000000000..f55fb6443a7478fb8532c73e3ec7ae8f0f3e8380
 --- /dev/null
 +++ b/Source/WebKit/UIProcess/InspectorPlaywrightAgent.cpp
-@@ -0,0 +1,894 @@
+@@ -0,0 +1,888 @@
 +/*
 + * Copyright (C) 2019 Microsoft Corporation.
 + *
@@ -13559,12 +13559,6 @@ index 0000000000000000000000000000000000000000..4463301d7cbe4831ee35f91664fe0ec2
 +    for (auto* page : pages)
 +        page->closePage();
 +
-+    if (!WebProcessPool::allProcessPools().size()) {
-+        m_client->closeBrowser();
-+        callback(String());
-+        return;
-+    }
-+
 +    if (!m_defaultContext) {
 +        m_client->closeBrowser();
 +        callback(String());