Roll dart to aece1c1. (flutter#12997)

* Roll dart to aece1c1.

Changes since last roll:
```
aece1c1 Update compile_flutter.sh after vm -> frontend_server rename
9293e26 [gardening] Fix flutter hhh patch.
13fbf56 [flutter] split frontend_server from vm package
a389015 Rewrite MethodInvocation to FunctionExpressionInvocation when the target is not a method.
ae25175 [vm,aot,bytecode] Performance fixes
01ebf92 [VM] Consume extension member/is late flag setting when reading kernel file.
8e05cd2 [vm, bytecode] Emit bytecode without ASTs by default.
4539536 [eventhandler] generalize socket initialization
7115687 NNBD i13n: Add a description for discarding just the condition
2bcaf02 (origin/base) Update dartdoc to 0.28.7.
a0e8c77 [dart2js] New RTI: Prevent elision of precomputed1 and remove unneeded read.
c38e19c [vm/compiler] bit utilities
f918214 Add a unit test reproducing issue flutter#38352.
ad47b1c Remove summary1, part 2.
0881a4a Reland "Deprecate TypeParameterTypeImpl.getTypes()"
d93a6b5 Prepare to publish analyzer version 0.38.5
d5feab0 [vm] Create builds for LeakSanitizer, MemorySanitizer and ThreadSanitizer.
8c5236f [vm/ffi] Fix host-target word mismatch breaking AOT callbacks in ARM_X64.
5f7b837 Remove unused FunctionElementImpl_forLUB.
2c75771 Write and read the static type of IntegerLiteral.
b00453c Create synthetic FunctionType in quick fixes.
897e197 Flow analysis: Update AssignedVariablesVisitor to track functions/methods.
55466fd Flow analysis: Remove AssignedVariables.capturedAnywhere.
0a5cf36 Make exitFunctionBody safer.
```

* Update license hash

BUILD.gn

@@ -42,7 +42,7 @@ group("flutter") {
   if (!is_fuchsia && !is_fuchsia_host) {
     if (current_toolchain == host_toolchain) {
       public_deps += [
-        "$flutter_root/frontend_server",
+        "$flutter_root/flutter_frontend_server:frontend_server",
         "//third_party/dart:create_sdk",
       ]
 

DEPS

@@ -34,7 +34,7 @@ vars = {
   # Dart is: https://github.com/dart-lang/sdk/blob/master/DEPS.
   # You can use //tools/dart/create_updated_flutter_deps.py to produce
   # updated revision list of existing dependencies.
-  'dart_revision': '8ba6f7e2eb8ac44b6de3e87a3062d1c8e34b6cc1',
+  'dart_revision': 'aece1c1e927341c1c9b6517cc7d668974280de98',
 
   # WARNING: DO NOT EDIT MANUALLY
   # The lines between blank lines above and below are generated by a script. See create_updated_flutter_deps.py
@@ -230,7 +230,7 @@ deps = {
    Var('dart_git') + '/dart2js_info.git' + '@' + Var('dart_dart2js_info_tag'),
 
   'src/third_party/dart/third_party/pkg/dartdoc':
-   Var('dart_git') + '/[email protected].6',
+   Var('dart_git') + '/[email protected].7',
 
   'src/third_party/dart/third_party/pkg/fixnum':
    Var('dart_git') + '/fixnum.git' + '@' + Var('dart_fixnum_tag'),

ci/analyze.sh

@@ -18,11 +18,11 @@ if [ -n "$RESULTS" ]; then
   exit 1;
 fi
 
-echo "Analyzing frontend_server..."
+echo "Analyzing flutter_frontend_server..."
 RESULTS=`dartanalyzer                                                          \
-  --packages=flutter/frontend_server/.packages                                 \
+  --packages=flutter/flutter_frontend_server/.packages                                 \
   --options flutter/analysis_options.yaml                                      \
-  flutter/frontend_server                                                      \
+  flutter/flutter_frontend_server                                                      \
   2>&1                                                                         \
   | grep -Ev "No issues found!"                                                \
   | grep -Ev "Analyzing.+frontend_server"`

ci/licenses_golden/licenses_flutter

@@ -84,6 +84,8 @@ FILE: ../../../flutter/flow/texture.cc
 FILE: ../../../flutter/flow/texture.h
 FILE: ../../../flutter/flow/view_holder.cc
 FILE: ../../../flutter/flow/view_holder.h
+FILE: ../../../flutter/flutter_frontend_server/bin/starter.dart
+FILE: ../../../flutter/flutter_frontend_server/lib/server.dart
 FILE: ../../../flutter/fml/base32.cc
 FILE: ../../../flutter/fml/base32.h
 FILE: ../../../flutter/fml/base32_unittest.cc

ci/licenses_golden/licenses_third_party

@@ -1,4 +1,4 @@
-Signature: b89d744fc043b99a65199c97e3813e5e
+Signature: 25e2b30226f59acec59cad73d452e693
 
 UNUSED LICENSES:
 

flutter_frontend_server/BUILD.gn

@@ -0,0 +1,63 @@
+# 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.
+
+if (!is_fuchsia_host && !is_fuchsia) {
+  import("//third_party/dart/utils/application_snapshot.gni")
+
+  frontend_server_files =
+      exec_script("//third_party/dart/tools/list_dart_files.py",
+                  [
+                    "absolute",
+                    rebase_path("."),
+                  ],
+                  "list lines")
+
+  frontend_server_files +=
+      exec_script("//third_party/dart/tools/list_dart_files.py",
+                  [
+                    "absolute",
+                    rebase_path("../../third_party/dart/pkg"),
+                  ],
+                  "list lines")
+
+  application_snapshot("frontend_server") {
+    main_dart = "bin/starter.dart"
+    deps = [
+      ":package_incremental_compiler",
+      "$flutter_root/lib/snapshot:kernel_platform_files",
+    ]
+    dot_packages = rebase_path(".packages")
+    flutter_patched_sdk = rebase_path("$root_out_dir/flutter_patched_sdk")
+    training_args = [
+      "--train",
+      "--sdk-root=$flutter_patched_sdk",
+      rebase_path(main_dart),
+    ]
+
+    inputs = frontend_server_files
+  }
+
+  # For flutter/flutter#36738 we make the source files available so that
+  # we can generate a local frontend_server snapshot in the tools cache.
+  action("package_incremental_compiler") {
+    script = "$flutter_root/flutter_frontend_server/package_incremental.py"
+
+    inputs = frontend_server_files
+
+    outputs = [
+      "$root_gen_dir/dart-pkg/frontend_server/pubspec.yaml",
+      "$root_gen_dir/dart-pkg/vm/pubspec.yaml",
+      "$root_gen_dir/dart-pkg/build_integration/pubspec.yaml",
+      "$root_gen_dir/dart-pkg/front_end/pubspec.yaml",
+      "$root_gen_dir/dart-pkg/kernel/pubspec.yaml",
+      "$root_gen_dir/dart-pkg/dev_compiler/pubspec.yaml",
+    ]
+
+    args = [
+      "--input-root=" + rebase_path("//third_party/dart/pkg"),
+      "--output-root=" + rebase_path("$root_gen_dir/dart-pkg"),
+      "--frontend-server=" + rebase_path("$flutter_root"),
+    ]
+  }
+}

frontend_server/bin/starter.dart → flutter_frontend_server/bin/starter.dart

@@ -2,7 +2,7 @@ library frontend_server;
 
 import 'dart:io';
 
-import 'package:frontend_server/server.dart';
+import 'package:flutter_frontend_server/server.dart';
 
 void main(List<String> args) async {
   final int exitCode = await starter(args);

frontend_server/lib/server.dart → flutter_frontend_server/lib/server.dart

@@ -11,7 +11,7 @@ import 'package:args/args.dart';
 import 'package:path/path.dart' as path;
 
 import 'package:vm/incremental_compiler.dart';
-import 'package:vm/frontend_server.dart' as frontend
+import 'package:frontend_server/frontend_server.dart' as frontend
     show
         FrontendCompiler,
         CompilerInterface,

frontend_server/package_incremental.py → flutter_frontend_server/package_incremental.py

@@ -15,7 +15,7 @@
   "kernel",
   "front_end",
   "dev_compiler",
-  "frontend_server",
+  "flutter_frontend_server",
 ]
 
 VM_PUBSPEC = r'''name: vm
@@ -41,7 +41,7 @@
   meta: any
 '''
 
-FRONTEND_SERVER_PUBSPEC = r'''name: frontend_server
+FLUTTER_FRONTEND_SERVER_PUBSPEC = r'''name: flutter_frontend_server
 version: 0.0.1
 environment:
   sdk: ">=2.2.2 <3.0.0"
@@ -87,7 +87,7 @@
 PUBSPECS = {
   'vm': VM_PUBSPEC,
   'build_integration': BUILD_INTEGRATION_PUBSPEC,
-  'frontend_server': FRONTEND_SERVER_PUBSPEC,
+  'flutter_frontend_server': FLUTTER_FRONTEND_SERVER_PUBSPEC,
   'kernel': KERNEL_PUBSPEC,
   'front_end': FRONT_END_PUBSPEC,
   'dev_compiler': DEV_COMPILER_PUBSPEC,
@@ -103,7 +103,7 @@ def main():
   for package in PACKAGES:
     base = args.input
     # Handle different path for frontend_server
-    if package == 'frontend_server':
+    if package == 'flutter_frontend_server':
       base = args.frontend
     package_root = os.path.join(base, package)
     for root, directories, files in os.walk(package_root):

frontend_server/BUILD.gn

@@ -6,9 +6,9 @@ if (is_fuchsia_host || is_fuchsia) {
   import("//build/dart/dart_library.gni")
   import("//build/dart/dart_tool.gni")
 
-  dart_library("frontend_server") {
+  dart_library("flutter_frontend_server") {
     disable_analysis = true
-    package_name = "frontend_server"
+    package_name = "flutter_frontend_server"
 
     sources = [
       "server.dart",
@@ -19,6 +19,7 @@ if (is_fuchsia_host || is_fuchsia) {
       "//third_party/dart-pkg/pub/path",
       "//third_party/dart-pkg/pub/usage",
       "//third_party/dart/pkg/build_integration",
+      "//third_party/dart/pkg/frontend_server",
       "//third_party/dart/pkg/front_end",
       "//third_party/dart/pkg/kernel",
       "//third_party/dart/pkg/vm",
@@ -27,72 +28,15 @@ if (is_fuchsia_host || is_fuchsia) {
 
   dart_tool("frontend_server_tool") {
     main_dart = "bin/starter.dart"
-    source_dir = "."
+    source_dir = "../flutter_frontend_server"
     disable_analysis = true
     output_name = "frontend_server"
 
     sources = []
 
     deps = [
-      ":frontend_server",
-    ]
-  }
-} else {
-  import("//third_party/dart/utils/application_snapshot.gni")
-
-  frontend_server_files =
-      exec_script("//third_party/dart/tools/list_dart_files.py",
-                  [
-                    "absolute",
-                    rebase_path("."),
-                  ],
-                  "list lines")
-
-  frontend_server_files +=
-      exec_script("//third_party/dart/tools/list_dart_files.py",
-                  [
-                    "absolute",
-                    rebase_path("../../third_party/dart/pkg"),
-                  ],
-                  "list lines")
-
-  application_snapshot("frontend_server") {
-    main_dart = "bin/starter.dart"
-    deps = [
-      ":package_incremental_compiler",
-      "$flutter_root/lib/snapshot:kernel_platform_files",
-    ]
-    dot_packages = rebase_path(".packages")
-    flutter_patched_sdk = rebase_path("$root_out_dir/flutter_patched_sdk")
-    training_args = [
-      "--train",
-      "--sdk-root=$flutter_patched_sdk",
-      rebase_path(main_dart),
-    ]
-
-    inputs = frontend_server_files
-  }
-
-  # For flutter/flutter#36738 we make the source files available so that
-  # we can generate a local frontend_server snapshot in the tools cache.
-  action("package_incremental_compiler") {
-    script = "$flutter_root/frontend_server/package_incremental.py"
-
-    inputs = frontend_server_files
-
-    outputs = [
-      "$root_gen_dir/dart-pkg/frontend_server/pubspec.yaml",
-      "$root_gen_dir/dart-pkg/vm/pubspec.yaml",
-      "$root_gen_dir/dart-pkg/build_integration/pubspec.yaml",
-      "$root_gen_dir/dart-pkg/front_end/pubspec.yaml",
-      "$root_gen_dir/dart-pkg/kernel/pubspec.yaml",
-      "$root_gen_dir/dart-pkg/dev_compiler/pubspec.yaml",
-    ]
-
-    args = [
-      "--input-root=" + rebase_path("//third_party/dart/pkg"),
-      "--output-root=" + rebase_path("$root_gen_dir/dart-pkg"),
-      "--frontend-server=" + rebase_path("$flutter_root"),
+      ":flutter_frontend_server",
     ]
   }
 }
+

tools/generate_package_files.py

@@ -10,7 +10,7 @@
 import shutil
 
 ALL_PACKAGES = {
-  'frontend_server': [],
+  'flutter_frontend_server': [],
 }
 
 SRC_DIR = os.getcwd()