cef/patch/patches/chrome_browser_dialogs_native.patch

diff --git chrome/browser/file_select_helper.cc chrome/browser/file_select_helper.cc
index 447a91b9ac380..0452f0a8b57cf 100644
--- chrome/browser/file_select_helper.cc
+++ chrome/browser/file_select_helper.cc
@@ -20,6 +20,7 @@
 #include "base/threading/hang_watcher.h"
 #include "build/build_config.h"
 #include "build/chromeos_buildflags.h"
+#include "cef/libcef/features/runtime.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/enterprise/connectors/common.h"
 #include "chrome/browser/platform_util.h"
@@ -245,6 +246,17 @@ void FileSelectHelper::OnListFile(
 void FileSelectHelper::LaunchConfirmationDialog(
     const base::FilePath& path,
     std::vector<ui::SelectedFileInfo> selected_files) {
+  if (
+#if BUILDFLAG(ENABLE_ALLOY_BOOTSTRAP)
+      cef::IsAlloyRuntimeEnabled() ||
+#endif
+      run_from_cef_) {
+    // Don't show the upload confirmation dialog with the Alloy runtime, or
+    // when triggered via CEF (initially or recursively).
+    ConvertToFileChooserFileInfoList(selected_files);
+    return;
+  }
+
   ShowFolderUploadConfirmationDialog(
       path,
       base::BindOnce(&FileSelectHelper::ConvertToFileChooserFileInfoList, this),
@@ -329,6 +341,14 @@ void FileSelectHelper::PerformContentAnalysisIfNeeded(
   if (AbortIfWebContentsDestroyed())
     return;
 
+#if BUILDFLAG(ENABLE_ALLOY_BOOTSTRAP)
+  // Don't trigger creation of a AccountConsistencyModeManager (see issue #3401)
+  if (cef::IsAlloyRuntimeEnabled()) {
+    NotifyListenerAndEnd(std::move(list));
+    return;
+  }
+#endif
+
 #if BUILDFLAG(ENTERPRISE_CLOUD_CONTENT_ANALYSIS)
   enterprise_connectors::ContentAnalysisDelegate::Data data;
   if (enterprise_connectors::ContentAnalysisDelegate::IsEnabled(
@@ -472,31 +492,51 @@ FileSelectHelper::GetFileTypesFromAcceptType(
   std::vector<base::FilePath::StringType>* extensions =
       &file_type->extensions.back();
 
+  // Create individual filters for each accept type.
+  std::vector<std::vector<base::FilePath::StringType>> all_extensions;
+  std::vector<std::u16string> all_overrides;
+  std::vector<std::u16string> all_mimetypes;
+
   // Find the corresponding extensions.
   int valid_type_count = 0;
   int description_id = 0;
+  std::string ascii_type;
   for (const auto& accept_type : accept_types) {
+    std::vector<base::FilePath::StringType> current_extensions;
+    description_id = 0;
+    ascii_type.clear();
+
     size_t old_extension_size = extensions->size();
     if (accept_type[0] == '.') {
       // If the type starts with a period it is assumed to be a file extension
       // so we just have to add it to the list.
       base::FilePath::StringType ext =
           base::FilePath::FromUTF16Unsafe(accept_type).value();
-      extensions->push_back(ext.substr(1));
+      current_extensions.push_back(ext.substr(1));
     } else {
       if (!base::IsStringASCII(accept_type))
         continue;
-      std::string ascii_type = base::UTF16ToASCII(accept_type);
+      ascii_type = base::UTF16ToASCII(accept_type);
       if (ascii_type == "image/*")
         description_id = IDS_IMAGE_FILES;
       else if (ascii_type == "audio/*")
         description_id = IDS_AUDIO_FILES;
       else if (ascii_type == "video/*")
         description_id = IDS_VIDEO_FILES;
-
-      net::GetExtensionsForMimeType(ascii_type, extensions);
+      net::GetExtensionsForMimeType(ascii_type, &current_extensions);
     }
 
+    if (!current_extensions.empty()) {
+      all_extensions.push_back(current_extensions);
+      all_overrides.push_back(description_id != 0 ?
+                              l10n_util::GetStringUTF16(description_id) :
+                              std::u16string());
+      all_mimetypes.push_back(ascii_type.empty() ?
+                              std::u16string() : accept_type);
+
+      extensions->insert(extensions->end(), current_extensions.begin(),
+                         current_extensions.end());
+    }
     if (extensions->size() > old_extension_size)
       valid_type_count++;
   }
@@ -513,12 +553,28 @@ FileSelectHelper::GetFileTypesFromAcceptType(
   //    dialog uses the first extension in the list to form the description,
   //    like "EHTML Files". This is not what we want.
   if (valid_type_count > 1 ||
-      (valid_type_count == 1 && description_id == 0 && extensions->size() > 1))
+      (valid_type_count == 1 && description_id == 0 && extensions->size() > 1)) {
     description_id = IDS_CUSTOM_FILES;
+    ascii_type.clear();
+  }
 
-  if (description_id) {
-    file_type->extension_description_overrides.push_back(
-        l10n_util::GetStringUTF16(description_id));
+  file_type->extension_description_overrides.push_back(
+      description_id != 0 ?
+          l10n_util::GetStringUTF16(description_id) :
+          std::u16string());
+  file_type->extension_mimetypes.push_back(
+      ascii_type.empty() ? std::u16string() : base::ASCIIToUTF16(ascii_type));
+
+  if (all_extensions.size() > 1) {
+    // Insert filters for the specific accept types at the beginning.
+    file_type->extensions.insert(file_type->extensions.begin(),
+        all_extensions.begin(), all_extensions.end());
+    file_type->extension_description_overrides.insert(
+        file_type->extension_description_overrides.begin(),
+        all_overrides.begin(), all_overrides.end());
+    file_type->extension_mimetypes.insert(
+        file_type->extension_mimetypes.begin(),
+        all_mimetypes.begin(), all_mimetypes.end());
   }
 
   return file_type;
@@ -528,7 +584,8 @@ FileSelectHelper::GetFileTypesFromAcceptType(
 void FileSelectHelper::RunFileChooser(
     content::RenderFrameHost* render_frame_host,
     scoped_refptr<content::FileSelectListener> listener,
-    const FileChooserParams& params) {
+    const FileChooserParams& params,
+    bool run_from_cef) {
   Profile* profile = Profile::FromBrowserContext(
       render_frame_host->GetProcess()->GetBrowserContext());
 
@@ -547,6 +604,7 @@ void FileSelectHelper::RunFileChooser(
   // message.
   scoped_refptr<FileSelectHelper> file_select_helper(
       new FileSelectHelper(profile));
+  file_select_helper->run_from_cef_ = run_from_cef;
   file_select_helper->RunFileChooser(render_frame_host, std::move(listener),
                                      params.Clone());
 }
diff --git chrome/browser/file_select_helper.h chrome/browser/file_select_helper.h
index 7194323c36956..fd4a5361798f0 100644
--- chrome/browser/file_select_helper.h
+++ chrome/browser/file_select_helper.h
@@ -62,7 +62,8 @@ class FileSelectHelper : public base::RefCountedThreadSafe<
   static void RunFileChooser(
       content::RenderFrameHost* render_frame_host,
       scoped_refptr<content::FileSelectListener> listener,
-      const blink::mojom::FileChooserParams& params);
+      const blink::mojom::FileChooserParams& params,
+      bool run_from_cef = false);
 
   // Enumerates all the files in directory.
   static void EnumerateDirectory(
@@ -325,6 +326,9 @@ class FileSelectHelper : public base::RefCountedThreadSafe<
   // Set to false in unit tests since there is no WebContents.
   bool abort_on_missing_web_contents_in_tests_ = true;
 
+  // Set to true if this dialog was triggered via CEF.
+  bool run_from_cef_ = false;
+
 #if BUILDFLAG(IS_CHROMEOS_ASH)
   base::WeakPtrFactory<FileSelectHelper> weak_ptr_factory_{this};
 #endif  // BUILDFLAG(IS_CHROMEOS_ASH)
diff --git chrome/browser/ui/chrome_select_file_policy.h chrome/browser/ui/chrome_select_file_policy.h
index 49272553c7c53..5ba90c9a06ecf 100644
--- chrome/browser/ui/chrome_select_file_policy.h
+++ chrome/browser/ui/chrome_select_file_policy.h
@@ -30,6 +30,8 @@ class ChromeSelectFilePolicy : public ui::SelectFilePolicy {
   // Returns true if local state allows showing file pickers.
   static bool FileSelectDialogsAllowed();
 
+  content::WebContents* source_contents() const { return source_contents_; }
+
  private:
   raw_ptr<content::WebContents, AcrossTasksDanglingUntriaged> source_contents_;
 };
diff --git ui/shell_dialogs/execute_select_file_win.cc ui/shell_dialogs/execute_select_file_win.cc
index 9361287ac3411..59567b485bf99 100644
--- ui/shell_dialogs/execute_select_file_win.cc
+++ ui/shell_dialogs/execute_select_file_win.cc
@@ -360,9 +360,7 @@ bool ExecuteSelectSingleFile(HWND owner,
                              const std::vector<FileFilterSpec>& filter,
                              int* filter_index,
                              std::vector<base::FilePath>* paths) {
-  // Note: The title is not passed down for historical reasons.
-  // TODO(pmonette): Figure out if it's a worthwhile improvement.
-  return RunOpenFileDialog(owner, std::u16string(), std::u16string(),
+  return RunOpenFileDialog(owner, title, std::u16string(),
                            default_path, filter, 0, filter_index, paths);
 }
 
@@ -374,14 +372,13 @@ bool ExecuteSelectMultipleFile(HWND owner,
                                std::vector<base::FilePath>* paths) {
   DWORD dialog_options = FOS_ALLOWMULTISELECT;
 
-  // Note: The title is not passed down for historical reasons.
-  // TODO(pmonette): Figure out if it's a worthwhile improvement.
-  return RunOpenFileDialog(owner, std::u16string(), std::u16string(),
+  return RunOpenFileDialog(owner, title, std::u16string(),
                            default_path, filter, dialog_options, filter_index,
                            paths);
 }
 
 bool ExecuteSaveFile(HWND owner,
+                     const std::u16string& title,
                      const base::FilePath& default_path,
                      const std::vector<FileFilterSpec>& filter,
                      const std::wstring& def_ext,
@@ -394,9 +391,7 @@ bool ExecuteSaveFile(HWND owner,
 
   DWORD dialog_options = FOS_OVERWRITEPROMPT;
 
-  // Note: The title is not passed down for historical reasons.
-  // TODO(pmonette): Figure out if it's a worthwhile improvement.
-  return RunSaveFileDialog(owner, std::u16string(), default_path, filter,
+  return RunSaveFileDialog(owner, title, default_path, filter,
                            dialog_options, def_ext, filter_index, path);
 }
 
@@ -421,7 +416,7 @@ void ExecuteSelectFile(
       break;
     case SelectFileDialog::SELECT_SAVEAS_FILE: {
       base::FilePath path;
-      if (ExecuteSaveFile(owner, default_path, filter, default_extension,
+      if (ExecuteSaveFile(owner, title, default_path, filter, default_extension,
                           &file_type_index, &path)) {
         paths.push_back(std::move(path));
       }
diff --git ui/shell_dialogs/select_file_dialog.cc ui/shell_dialogs/select_file_dialog.cc
index 68dd62159b686..e94831cd44a2d 100644
--- ui/shell_dialogs/select_file_dialog.cc
+++ ui/shell_dialogs/select_file_dialog.cc
@@ -73,8 +73,10 @@ void SelectFileDialog::SetFactory(
 // static
 scoped_refptr<SelectFileDialog> SelectFileDialog::Create(
     Listener* listener,
-    std::unique_ptr<ui::SelectFilePolicy> policy) {
-  if (dialog_factory_)
+    std::unique_ptr<ui::SelectFilePolicy> policy,
+    bool run_from_cef) {
+  // Avoid reentrancy of the CEF factory.
+  if (dialog_factory_ && (!run_from_cef || !dialog_factory_->IsCefFactory()))
     return dialog_factory_->Create(listener, std::move(policy));
   return CreateSelectFileDialog(listener, std::move(policy));
 }
diff --git ui/shell_dialogs/select_file_dialog.h ui/shell_dialogs/select_file_dialog.h
index 9b12fae59c3cc..a80873f421c8d 100644
--- ui/shell_dialogs/select_file_dialog.h
+++ ui/shell_dialogs/select_file_dialog.h
@@ -102,7 +102,8 @@ class SHELL_DIALOGS_EXPORT SelectFileDialog
   // is refcounted and uses a background thread.
   static scoped_refptr<SelectFileDialog> Create(
       Listener* listener,
-      std::unique_ptr<SelectFilePolicy> policy);
+      std::unique_ptr<SelectFilePolicy> policy,
+      bool run_from_cef = false);
 
   SelectFileDialog(const SelectFileDialog&) = delete;
   SelectFileDialog& operator=(const SelectFileDialog&) = delete;
@@ -126,6 +127,10 @@ class SHELL_DIALOGS_EXPORT SelectFileDialog
     // be used.
     std::vector<std::u16string> extension_description_overrides;
 
+    // Original mime types for the specified extensions. Entries correspond to
+    // |extensions|; if left blank then there was no mime type.
+    std::vector<std::u16string> extension_mimetypes;
+
     // Specifies whether there will be a filter added for all files (i.e. *.*).
     bool include_all_files = false;
 
@@ -199,6 +204,19 @@ class SHELL_DIALOGS_EXPORT SelectFileDialog
                   const GURL* caller = nullptr);
   bool HasMultipleFileTypeChoices();
 
+  // Match the types used by CefWindowHandle.
+#if BUILDFLAG(IS_MAC)
+  using WidgetType = void*;
+  static constexpr WidgetType kNullWidget = nullptr;
+#else
+  using WidgetType = gfx::AcceleratedWidget;
+  static constexpr WidgetType kNullWidget = gfx::kNullAcceleratedWidget;
+#endif
+
+  void set_owning_widget(WidgetType widget) {
+    owning_widget_ = widget;
+  }
+
  protected:
   friend class base::RefCountedThreadSafe<SelectFileDialog>;
 
@@ -224,6 +242,11 @@ class SHELL_DIALOGS_EXPORT SelectFileDialog
   // The listener to be notified of selection completion.
   raw_ptr<Listener> listener_;
 
+  std::unique_ptr<SelectFilePolicy> select_file_policy_;
+
+  // Support override of the |owning_window| value.
+  WidgetType owning_widget_ = kNullWidget;
+
  private:
   // Tests if the file selection dialog can be displayed by
   // testing if the AllowFileSelectionDialogs-Policy is
@@ -236,8 +259,6 @@ class SHELL_DIALOGS_EXPORT SelectFileDialog
 
   // Returns true if the dialog has multiple file type choices.
   virtual bool HasMultipleFileTypeChoicesImpl() = 0;
-
-  std::unique_ptr<SelectFilePolicy> select_file_policy_;
 };
 
 SelectFileDialog* CreateSelectFileDialog(
diff --git ui/shell_dialogs/select_file_dialog_factory.h ui/shell_dialogs/select_file_dialog_factory.h
index c7acd9b05fbb8..3e95e4125fa24 100644
--- ui/shell_dialogs/select_file_dialog_factory.h
+++ ui/shell_dialogs/select_file_dialog_factory.h
@@ -24,6 +24,8 @@ class SHELL_DIALOGS_EXPORT SelectFileDialogFactory {
   virtual SelectFileDialog* Create(
       ui::SelectFileDialog::Listener* listener,
       std::unique_ptr<ui::SelectFilePolicy> policy) = 0;
+
+  virtual bool IsCefFactory() const { return false; }
 };
 
 }  // namespace ui
diff --git ui/shell_dialogs/select_file_dialog_mac.mm ui/shell_dialogs/select_file_dialog_mac.mm
index bf99047fa53cf..0efdb76233331 100644
--- ui/shell_dialogs/select_file_dialog_mac.mm
+++ ui/shell_dialogs/select_file_dialog_mac.mm
@@ -107,6 +107,10 @@ void SelectFileDialogImpl::SelectFileImpl(
     mojo_window->CreateSelectFileDialog(std::move(receiver));
   } else {
     NSWindow* ns_window = gfx_window.GetNativeNSWindow();
+    if (!ns_window && owning_widget_) {
+      NSView* view = ((__bridge NSView*)owning_widget_);
+      ns_window = [view window];
+    }
     mojo::MakeSelfOwnedReceiver(
         std::make_unique<remote_cocoa::SelectFileDialogBridge>(ns_window),
         std::move(receiver));
diff --git ui/shell_dialogs/select_file_dialog_win.cc ui/shell_dialogs/select_file_dialog_win.cc
index e5d4311ba152c..16c86e544fe3a 100644
--- ui/shell_dialogs/select_file_dialog_win.cc
+++ ui/shell_dialogs/select_file_dialog_win.cc
@@ -254,6 +254,8 @@ void SelectFileDialogImpl::SelectFileImpl(
   HWND owner = owning_window && owning_window->GetRootWindow()
                    ? owning_window->GetHost()->GetAcceleratedWidget()
                    : nullptr;
+  if (!owner)
+    owner = owning_widget_;
 
   std::unique_ptr<RunState> run_state = BeginRun(owner);