Remove errant double spaces (#110758)

Author: guidezpl

dev/benchmarks/complex_layout/test/measure_scroll_smoothness.dart

@@ -181,7 +181,7 @@ Future<void> main() async {
 
 /// Calculates the smoothness measure from `scrollOffset` and `delays` list.
 ///
-/// Smoothness (`abs_jerk`) is measured by  the absolute value of the discrete
+/// Smoothness (`abs_jerk`) is measured by the absolute value of the discrete
 /// 2nd derivative of the scroll offset.
 ///
 /// It was experimented that jerk (3rd derivative of the position) is a good

dev/benchmarks/microbenchmarks/lib/foundation/platform_asset_bundle.dart

@@ -24,7 +24,7 @@ void main() async {
     watch.reset();
     watch.start();
     for (int i = 0; i < _kBatchSize; i += 1) {
-      // Note: We don't load images like this.  PlatformAssetBundle is used for
+      // Note: We don't load images like this. PlatformAssetBundle is used for
       // other assets (like Rive animations). We are using an image because it's
       // conveniently sized and available for the test.
       tally += (await bundle.load('packages/flutter_gallery_assets/places/india_pondicherry_salt_farm.png')).lengthInBytes;

dev/benchmarks/platform_channels_benchmarks/lib/main.dart

@@ -8,7 +8,6 @@ import 'dart:math' as math;
 import 'package:flutter/foundation.dart' show kDebugMode;
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
-
 import 'package:microbenchmarks/common.dart';
 
 List<Object?> _makeTestBuffer(int size) {
@@ -195,7 +194,7 @@ Future<void> _runTests() async {
   );
 
   /// WARNING: Don't change the following line of code, it will invalidate
-  /// `Large` tests.  Instead make a different test.  The size of largeBuffer
+  /// `Large` tests. Instead make a different test. The size of largeBuffer
   /// serialized is 14214 bytes.
   final List<Object?> largeBuffer = _makeTestBuffer(1000);
   final ByteData largeBufferBytes =

dev/bots/analyze_snippet_code.dart

@@ -443,7 +443,7 @@ class _SnippetChecker {
 
   /// The directory for the dart:ui code to be analyzed with the flutter code.
   ///
-  /// If this is null, then no dart:ui code is included in the analysis.  It
+  /// If this is null, then no dart:ui code is included in the analysis. It
   /// defaults to the location inside of the flutter bin/cache directory that
   /// contains the dart:ui code supplied by the engine.
   final Directory? _dartUiLocation;

dev/bots/prepare_package.dart

@@ -185,7 +185,7 @@ typedef HttpReader = Future<Uint8List> Function(Uri url, {Map<String, String> he
 
 /// Creates a pre-populated Flutter archive from a git repo.
 class ArchiveCreator {
-  /// [tempDir] is the directory to use for creating the archive.  The script
+  /// [tempDir] is the directory to use for creating the archive. The script
   /// will place several GiB of data there, so it should have available space.
   ///
   /// The processManager argument is used to inject a mock of [ProcessManager] for
@@ -263,7 +263,7 @@ class ArchiveCreator {
   /// platform we're running on.
   final Platform platform;
 
-  /// The branch to build the archive for.  The branch must contain [revision].
+  /// The branch to build the archive for. The branch must contain [revision].
   final Branch branch;
 
   /// The git revision hash to build the archive for. This revision has
@@ -385,7 +385,7 @@ class ArchiveCreator {
   /// git will give an error.
   ///
   /// If [strict] is true, the exact [revision] must be tagged to return the
-  /// version.  If [strict] is not true, will look backwards in time starting at
+  /// version. If [strict] is not true, will look backwards in time starting at
   /// [revision] to find the most recent version tag.
   ///
   /// The version found as a git tag is added to the information given by

dev/bots/test.dart

@@ -186,7 +186,7 @@ const Map<String, List<String>> kWebTestFileKnownFailures = <String, List<String
 const String kTestHarnessShardName = 'test_harness_tests';
 const List<String> _kAllBuildModes = <String>['debug', 'profile', 'release'];
 
-// The seed used to shuffle tests.  If not passed with
+// The seed used to shuffle tests. If not passed with
 // --test-randomize-ordering-seed=<seed> on the command line, it will be set the
 // first time it is accessed. Pass zero to turn off shuffling.
 String? _shuffleSeed;

dev/bots/unpublish_package.dart

@@ -429,7 +429,7 @@ Future<void> main(List<String> rawArguments) async {
     'confirm',
     help: 'If set, will actually remove the archive from Google Cloud Storage '
         'upon successful execution of this script. Published archives will be '
-        'removed from this directory: $baseUrl$releaseFolder.  This option '
+        'removed from this directory: $baseUrl$releaseFolder. This option '
         'must be set to perform any action on the server, otherwise only a dry '
         'run is performed.',
   );
@@ -479,7 +479,7 @@ Future<void> main(List<String> rawArguments) async {
   }
 
   if (!(parsedArguments['confirm'] as bool)) {
-    _printBanner('This will be just a dry run.  To actually perform the changes below, re-run with --confirm argument.');
+    _printBanner('This will be just a dry run. To actually perform the changes below, re-run with --confirm argument.');
   }
 
   final List<String> channelArg = parsedArguments['channel'] as List<String>;
@@ -518,7 +518,7 @@ Future<void> main(List<String> rawArguments) async {
       errorExit('$message\n$stack', exitCode: exitCode);
     }
     if (!(parsedArguments['confirm'] as bool)) {
-      _printBanner('This was just a dry run.  To actually perform the above changes, re-run with --confirm argument.');
+      _printBanner('This was just a dry run. To actually perform the above changes, re-run with --confirm argument.');
     }
     exit(0);
   }

dev/integration_tests/flutter_gallery/lib/demo/material/chip_demo.dart

@@ -194,9 +194,9 @@ class _ChipDemoState extends State<ChipDemo> {
   }
 
   // This converts a String to a unique color, based on the hash value of the
-  // String object.  It takes the bottom 16 bits of the hash, and uses that to
+  // String object. It takes the bottom 16 bits of the hash, and uses that to
   // pick a hue for an HSV color, and then creates the color (with a preset
-  // saturation and value).  This means that any unique strings will also have
+  // saturation and value). This means that any unique strings will also have
   // unique colors, but they'll all be readable, since they have the same
   // saturation and value.
   Color _nameToColor(String name, ThemeData theme) {

dev/tools/dartdoc.dart

@@ -255,7 +255,7 @@ ArgParser _createArgsParser() {
       help: 'Show command help.');
   parser.addFlag('verbose', defaultsTo: true,
       help: 'Whether to report all error messages (on) or attempt to '
-          'filter out some known false positives (off).  Shut this off '
+          'filter out some known false positives (off). Shut this off '
           'locally if you want to address Flutter-specific issues.');
   parser.addFlag('checked', abbr: 'c',
       help: 'Run dartdoc in checked mode.');

dev/tools/localization/bin/gen_subtag_registry.dart

@@ -7,8 +7,8 @@ import 'dart:io';
 
 const String registry = 'https://www.iana.org/assignments/language-subtag-registry/language-subtag-registry';
 
-/// A script to generate a Dart cache of https://www.iana.org.  This should be
-/// run occasionally.  It was created since iana.org was found to be flakey.
+/// A script to generate a Dart cache of https://www.iana.org. This should be
+/// run occasionally. It was created since iana.org was found to be flakey.
 ///
 /// To execute: dart gen_subtag_registry.dart > language_subtag_registry.dart
 Future<void> main() async {