[engine] Sync Flutter 3.32.0 source code

DEPS

@@ -4,10 +4,10 @@
 
 deps = {
   'src/third_party/rapidjson': 'https://fuchsia.googlesource.com/third_party/rapidjson@ef3564c5c8824989393b87df25355baf35ff544b',
-  'src/third_party/libcxx': 'https://llvm.googlesource.com/llvm-project/libcxx@44079a4cc04cdeffb9cfe8067bfb3c276fb2bab0',
-  'src/third_party/libcxxabi': 'https://llvm.googlesource.com/llvm-project/libcxxabi@2ce528fb5e0f92e57c97ec3ff53b75359d33af12',
+  'src/third_party/libcxx': 'https://llvm.googlesource.com/llvm-project/libcxx@bd557f6f764d1e40b62528a13b124ce740624f8f',
+  'src/third_party/libcxxabi': 'https://llvm.googlesource.com/llvm-project/libcxxabi@a4dda1589d37a7e4b4f7a81ebad01b1083f2e726',
   'src/third_party/googletest': 'https://github.com/google/googletest@7f036c5563af7d0329f20e8bb42effb04629f0c0',
-  'src/third_party/dart': 'https://dart.googlesource.com/sdk.git@f6ed8d7df6bfdf6fb08b38dd93c2ee1eba476b5a',
+  'src/third_party/dart': 'https://dart.googlesource.com/sdk.git@b04011c77cd93e6ab9144af37976733b558d716c',
   'src/third_party/clang': {
     'packages': [
       {
@@ -21,7 +21,7 @@ deps = {
     'packages': [
       {
         'package': 'gn/gn/${{platform}}',
-        'version': 'git_revision:b79031308cc878488202beb99883ec1f2efd9a6d',
+        'version': 'git_revision:7a8aa3a08a13521336853a28c46537ec04338a2d',
       },
     ],
     'dep_type': 'cipd',

flutter/shell/platform/common/BUILD.gn

@@ -54,6 +54,23 @@ source_set("common_cpp_input") {
   deps = [ "//flutter/fml:fml" ]
 }
 
+source_set("common_cpp_enums") {
+  public = [
+    "app_lifecycle_state.h",
+    "platform_provided_menu.h",
+  ]
+
+  public_configs = [ "//flutter:config" ]
+}
+
+source_set("common_cpp_switches") {
+  public = [ "engine_switches.h" ]
+
+  sources = [ "engine_switches.cc" ]
+
+  public_configs = [ "//flutter:config" ]
+}
+
 source_set("common_cpp_accessibility") {
   public = [
     "accessibility_bridge.h",

flutter/shell/platform/common/app_lifecycle_state.h

@@ -0,0 +1,89 @@
+// Copyright 2013 The Flutter Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef FLUTTER_SHELL_PLATFORM_COMMON_APP_LIFECYCLE_STATE_H_
+#define FLUTTER_SHELL_PLATFORM_COMMON_APP_LIFECYCLE_STATE_H_
+
+namespace flutter {
+
+/**
+ * These constants describe the possible lifecycle states of the application.
+ * They must be kept up to date with changes in the framework's
+ * AppLifecycleState enum. They are passed to the embedder's |SetLifecycleState|
+ * function.
+ *
+ * States not supported on a platform will be synthesized by the framework when
+ * transitioning between states which are supported, so that all implementations
+ * share the same state machine.
+ *
+ * Here is the state machine:
+ *
+ *     +-----------+                               +-----------+
+ *     | detached  |------------------------------>|  resumed  |
+ *     +-----------+                               +-----------+
+ *          ^                                              ^
+ *          |                                              |
+ *          |                                              v
+ *     +-----------+        +--------------+       +-----------+
+ *     | paused    |<------>|    hidden    |<----->|  inactive |
+ *     +-----------+        +--------------+       +-----------+
+ */
+enum class AppLifecycleState {
+  /**
+   * Corresponds to the Framework's AppLifecycleState.detached: The initial
+   * state of the state machine. On Android, iOS, and web, also the final state
+   * of the state machine when all views are detached. Other platforms do not
+   * re-enter this state after initially leaving it.
+   */
+  kDetached,
+
+  /**
+   * Corresponds to the Framework's AppLifecycleState.resumed: The nominal
+   * "running" state of the application. The application is visible, has input
+   * focus, and is running.
+   */
+  kResumed,
+
+  /**
+   * Corresponds to the Framework's AppLifecycleState.inactive: At least one
+   * view of the application is visible, but none have input focus. The
+   * application is otherwise running normally.
+   */
+  kInactive,
+
+  /**
+   * Corresponds to the Framework's AppLifecycleState.hidden: All views of an
+   * application are hidden, either because the application is being stopped (on
+   * iOS and Android), or because it is being minimized or on a desktop that is
+   * no longer visible (on desktop), or on a tab that is no longer visible (on
+   * web).
+   */
+  kHidden,
+
+  /**
+   * Corresponds to the Framework's AppLifecycleState.paused: The application is
+   * not running, and can be detached or started again at any time. This state
+   * is typically only entered into on iOS and Android.
+   */
+  kPaused,
+};
+
+constexpr const char* AppLifecycleStateToString(AppLifecycleState state) {
+  switch (state) {
+    case AppLifecycleState::kDetached:
+      return "AppLifecycleState.detached";
+    case AppLifecycleState::kResumed:
+      return "AppLifecycleState.resumed";
+    case AppLifecycleState::kInactive:
+      return "AppLifecycleState.inactive";
+    case AppLifecycleState::kHidden:
+      return "AppLifecycleState.hidden";
+    case AppLifecycleState::kPaused:
+      return "AppLifecycleState.paused";
+  }
+}
+
+}  // namespace flutter
+
+#endif  // FLUTTER_SHELL_PLATFORM_COMMON_APP_LIFECYCLE_STATE_H_

flutter/shell/platform/common/client_wrapper/standard_codec.cc

@@ -301,6 +301,7 @@ const StandardMessageCodec& StandardMessageCodec::GetInstance(
   if (it == sInstances->end()) {
     // Uses new due to private constructor (to prevent API clients from
     // accidentally passing temporary codec instances to channels).
+    // NOLINTNEXTLINE(clang-analyzer-cplusplus.NewDeleteLeaks)
     auto emplace_result = sInstances->emplace(
         serializer, std::unique_ptr<StandardMessageCodec>(
                         new StandardMessageCodec(serializer)));
@@ -348,6 +349,7 @@ const StandardMethodCodec& StandardMethodCodec::GetInstance(
   if (it == sInstances->end()) {
     // Uses new due to private constructor (to prevent API clients from
     // accidentally passing temporary codec instances to channels).
+    // NOLINTNEXTLINE(clang-analyzer-cplusplus.NewDeleteLeaks)
     auto emplace_result = sInstances->emplace(
         serializer, std::unique_ptr<StandardMethodCodec>(
                         new StandardMethodCodec(serializer)));