alloy: Remove CefSettings.user_data_path (fixes #3511)

This change replaces existing CefSettings.user_data_path usage with
CefSettings.root_cache_path for better alignment with the Chrome runtime.
All files should now be written inside the root_cache_path directory.

libcef/browser/alloy/alloy_browser_main.cc

@@ -32,6 +32,7 @@
 #include "chrome/browser/ui/color/chrome_color_mixers.h"
 #include "chrome/browser/ui/javascript_dialogs/chrome_javascript_app_modal_dialog_view_factory.h"
 #include "chrome/browser/ui/ui_features.h"
+#include "chrome/common/chrome_paths.h"
 #include "chrome/common/chrome_switches.h"
 #include "components/constrained_window/constrained_window_views.h"
 #include "content/public/browser/gpu_data_manager.h"
@@ -58,6 +59,7 @@
 
 #if BUILDFLAG(IS_WIN)
 #include "base/enterprise_util.h"
+#include "base/files/file_util.h"
 #include "chrome/browser/chrome_browser_main_win.h"
 #include "chrome/browser/win/parental_controls.h"
 #endif
@@ -82,7 +84,6 @@
 #include "base/path_service.h"
 #include "chrome/browser/themes/theme_service_aura_linux.h"
 #include "chrome/browser/ui/views/theme_profile_key.h"
-#include "chrome/common/chrome_paths.h"
 #include "chrome/grit/chromium_strings.h"
 #include "components/os_crypt/sync/key_storage_config_linux.h"
 #include "libcef/browser/printing/print_dialog_linux.h"
@@ -241,6 +242,10 @@ void AlloyBrowserMainParts::PostCreateMainMessageLoop() {
   DCHECK(!config->user_data_path.empty());
   OSCrypt::SetConfig(std::move(config));
 #endif  // BUILDFLAG(IS_LINUX)
+
+#if BUILDFLAG(IS_WIN)
+  base::SetExtraNoExecuteAllowedPath(chrome::DIR_USER_DATA);
+#endif
 }
 
 int AlloyBrowserMainParts::PreCreateThreads() {

libcef/browser/alloy/alloy_content_browser_client.cc

@@ -300,11 +300,11 @@ void BindNetworkHintsHandler(
   predictors::NetworkHintsHandlerImpl::Create(frame_host, std::move(receiver));
 }
 
-base::FilePath GetRootCachePath() {
-  // The CefContext::ValidateCachePath method enforces the requirement that all
-  // cache_path values be either equal to or a child of root_cache_path.
-  return base::FilePath(
-      CefString(&CefContext::Get()->settings().root_cache_path));
+base::FilePath GetUserDataPath() {
+  base::FilePath user_data_path;
+  base::PathService::Get(chrome::DIR_USER_DATA, &user_data_path);
+  DCHECK(!user_data_path.empty());
+  return user_data_path;
 }
 
 const extensions::Extension* GetEnabledExtensionFromSiteURL(
@@ -1159,19 +1159,7 @@ bool AlloyContentBrowserClient::ConfigureNetworkContextParams(
 // directories that are not returned by this method.
 std::vector<base::FilePath>
 AlloyContentBrowserClient::GetNetworkContextsParentDirectory() {
-  base::FilePath user_data_path;
-  base::PathService::Get(chrome::DIR_USER_DATA, &user_data_path);
-  DCHECK(!user_data_path.empty());
-
-  const auto& root_cache_path = GetRootCachePath();
-
-  // root_cache_path may sometimes be empty or a child of user_data_path, so
-  // only return the one path in that case.
-  if (root_cache_path.empty() || user_data_path.IsParent(root_cache_path)) {
-    return {user_data_path};
-  }
-
-  return {user_data_path, root_cache_path};
+  return {GetUserDataPath()};
 }
 
 bool AlloyContentBrowserClient::HandleExternalProtocol(
@@ -1282,7 +1270,7 @@ void AlloyContentBrowserClient::RegisterBrowserInterfaceBindersForServiceWorker(
 
 base::FilePath
 AlloyContentBrowserClient::GetSandboxedStorageServiceDataDirectory() {
-  return GetRootCachePath();
+  return GetUserDataPath();
 }
 
 std::string AlloyContentBrowserClient::GetProduct() {

libcef/browser/alloy/chrome_browser_process_alloy.cc

@@ -16,6 +16,7 @@
 #include "libcef/common/extensions/extensions_util.h"
 
 #include "base/command_line.h"
+#include "base/path_service.h"
 #include "chrome/browser/component_updater/chrome_component_updater_configurator.h"
 #include "chrome/browser/net/system_network_context_manager.h"
 #include "chrome/browser/permissions/chrome_permissions_client.h"
@@ -24,6 +25,7 @@
 #include "chrome/browser/printing/print_job_manager.h"
 #include "chrome/browser/printing/print_preview_dialog_controller.h"
 #include "chrome/browser/ui/prefs/pref_watcher.h"
+#include "chrome/common/chrome_paths.h"
 #include "components/component_updater/component_updater_service.h"
 #include "components/component_updater/timer_update_scheduler.h"
 #include "components/net_log/chrome_net_log.h"
@@ -186,16 +188,15 @@ ProfileManager* ChromeBrowserProcessAlloy::profile_manager() {
 PrefService* ChromeBrowserProcessAlloy::local_state() {
   DCHECK(initialized_);
   if (!local_state_) {
-    // Use a location that is shared by all request contexts.
-    const CefSettings& settings = CefContext::Get()->settings();
-    const base::FilePath& root_cache_path =
-        base::FilePath(CefString(&settings.root_cache_path));
+    base::FilePath user_data_path;
+    base::PathService::Get(chrome::DIR_USER_DATA, &user_data_path);
+    DCHECK(!user_data_path.empty());
 
     // Used for very early NetworkService initialization.
     // Always persist preferences for this PrefService if possible because it
     // contains the cookie encryption key on Windows.
     local_state_ =
-        browser_prefs::CreatePrefService(nullptr /* profile */, root_cache_path,
+        browser_prefs::CreatePrefService(nullptr /* profile */, user_data_path,
                                          true /* persist_user_preferences */);
   }
   return local_state_.get();

libcef/browser/context.cc

@@ -462,7 +462,6 @@ bool CefContext::Initialize(const CefMainArgs& args,
                       "browser_subprocess_path");
   NormalizePathAndSet(settings_.framework_dir_path, "framework_dir_path");
   NormalizePathAndSet(settings_.main_bundle_path, "main_bundle_path");
-  NormalizePathAndSet(settings_.user_data_path, "user_data_path");
   NormalizePathAndSet(settings_.resources_dir_path, "resources_dir_path");
   NormalizePathAndSet(settings_.locales_dir_path, "locales_dir_path");
 

libcef/common/resource_util.cc

@@ -83,18 +83,12 @@ base::FilePath GetUserDataPath(CefSettings* settings,
                                const base::CommandLine* command_line) {
   // |settings| will be non-nullptr in the main process only.
   if (settings) {
-    // With the Chrome runtime Profile paths must always be relative to the
-    // user data directory, so defaulting to |root_cache_path| first is
-    // appropriate.
-    CefString user_data_path;
-    if (cef::IsChromeRuntimeEnabled() && settings->root_cache_path.length > 0) {
-      user_data_path = CefString(&settings->root_cache_path);
+    CefString root_cache_path;
+    if (settings->root_cache_path.length > 0) {
+      root_cache_path = CefString(&settings->root_cache_path);
     }
-    if (user_data_path.empty() && settings->user_data_path.length > 0) {
-      user_data_path = CefString(&settings->user_data_path);
-    }
-    if (!user_data_path.empty()) {
-      return base::FilePath(user_data_path);
+    if (!root_cache_path.empty()) {
+      return base::FilePath(root_cache_path);
     }
   }