fix #27607, add dev_compiler summary to the SDK and move JS files

pkg/dev_compiler/lib/src/compiler/command.dart

 // Copyright (c) 2016, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 import 'dart:io';
 import 'package:analyzer/src/generated/source.dart' show Source;
 import 'package:analyzer/src/summary/package_bundle_reader.dart'
     show InSummarySource;
 import 'package:args/args.dart' show ArgParser, ArgResults;
 import 'package:args/command_runner.dart' show UsageException;
@@ skipping 136 matching lines @@
   var unit = new BuildUnit(modulePath, libraryRoot, argResults.rest,
       (source) => _moduleForLibrary(moduleRoot, source, compilerOpts));
 
   var module = compiler.compile(unit, compilerOpts);
   module.errors.forEach(printFn);
 
   if (!module.isValid) throw new CompileErrorException();
 
   // Write JS file, as well as source map and summary (if requested).
   for (var i = 0; i < outPaths.length; i++) {
-    var outPath = outPaths[i];
-    module.writeCodeSync(moduleFormats[i], singleOutFile, outPath);
-    if (module.summaryBytes != null) {
-      var summaryPath =
-          path.withoutExtension(outPath) + '.${compilerOpts.summaryExtension}';
+    module.writeCodeSync(moduleFormats[i], outPaths[i],
+        singleOutFile: singleOutFile);
+  }
+  if (module.summaryBytes != null) {
+    var summaryPaths = compilerOpts.summaryOutPath != null
+        ? [compilerOpts.summaryOutPath]
+        : outPaths.map((p) =>
+            '${path.withoutExtension(p)}.${compilerOpts.summaryExtension}');
+
+    // place next to every compiled module
+    for (var summaryPath in summaryPaths) {
       // Only overwrite if summary changed.  This plays better with timestamp
       // based build systems.
       var file = new File(summaryPath);
       if (!file.existsSync() ||
           _changed(file.readAsBytesSync(), module.summaryBytes)) {
         file.writeAsBytesSync(module.summaryBytes);
       }
     }
   }
 }
@@ skipping 25 matching lines @@
     '\n\n${_argParser.usage}';
 
 void _usageException(String message) {
   throw new UsageException(message, _usageMessage);
 }
 
 /// Thrown when the input source code has errors.
 class CompileErrorException implements Exception {
   toString() => '\nPlease fix all errors before compiling (warnings are okay).';
 }