dart2js: Always print input and output sizes and compile time

pkg/compiler/lib/src/source_file_provider.dart

 // Copyright (c) 2013, 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.
 
 library source_file_provider;
 
 import 'dart:async';
 import 'dart:io';
 import 'dart:math' as math;
 import 'dart:typed_data';
@@ skipping 220 matching lines @@
 typedef void MessageCallback(String message);
 
 class RandomAccessFileOutputProvider implements CompilerOutput {
   final Uri out;
   final Uri sourceMapOut;
   final Uri resolutionOutput;
   final MessageCallback onInfo;
   final MessageCallback onFailure;
 
   int totalCharactersWritten = 0;
-  List<String> allOutputFiles = new List<String>();
+  int totalCharactersWrittenPrimary = 0;
+  int totalCharactersWrittenJavaScript = 0;
+
+  List<String> allOutputFiles = <String>[];
 
   RandomAccessFileOutputProvider(this.out, this.sourceMapOut,
       {this.onInfo, this.onFailure, this.resolutionOutput});
 
   static Uri computePrecompiledUri(Uri out) {
     String extension = 'precompiled.js';
     String outPath = out.path;
     if (outPath.endsWith('.js')) {
       outPath = outPath.substring(0, outPath.length - 3);
       return out.resolve('$outPath.$extension');
@@ skipping 76 matching lines @@
       while (offset < data.length) {
         output.writeStringSync(
             data.substring(offset, math.min(offset + chunkSize, data.length)));
         offset += chunkSize;
       }
       charactersWritten += data.length;
     }
 
     onDone() {
       output.closeSync();
+      totalCharactersWritten += charactersWritten;
       if (isPrimaryOutput) {
-        totalCharactersWritten += charactersWritten;
+        totalCharactersWrittenPrimary += charactersWritten;
+      }
+      if (type == OutputType.js || type == OutputType.jsPart) {
+        totalCharactersWrittenJavaScript += charactersWritten;
       }
     }
 
     return new _OutputSinkWrapper(writeStringSync, onDone);
   }
 }
 
 class _OutputSinkWrapper extends OutputSink {
   var onAdd, onClose;
 
@@ skipping 59 matching lines @@
           resolvedUri = file;
           break;
         }
       }
     }
     List<int> result = await readUtf8BytesFromUri(resolvedUri);
     sourceFiles[uri] = sourceFiles[resolvedUri];
     return result;
   }
 }