Revert "Build Observatory with runtime"

runtime/observatory/lib/src/app/utils.dart

Index: runtime/observatory/lib/src/app/utils.dart
diff --git a/runtime/observatory/lib/src/app/utils.dart b/runtime/observatory/lib/src/app/utils.dart
deleted file mode 100644
index eff1a17ca447388ce71eb0a79cf1e036bba20e49..0000000000000000000000000000000000000000
--- a/runtime/observatory/lib/src/app/utils.dart
+++ /dev/null
@@ -1,128 +0,0 @@
-// Copyright (c) 2014, 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.
-
-part of app;
-
-class Utils {
-  static String formatPercent(num a, num total) {
-      var percent = 100.0 * (a / total);
-      return '${percent.toStringAsFixed(2)}%';
-  }
-
-  static String zeroPad(int value, int pad) {
-    String prefix = "";
-    while (pad > 1) {
-      int pow10 = pow(10, pad - 1);
-      if (value < pow10) {
-        prefix = prefix + "0";
-      }
-      pad--;
-    }
-    return "${prefix}${value}";
-  }
-
-  static String formatCommaSeparated(int v) {
-    const COMMA_EVERY = 1000;
-    if (v < COMMA_EVERY) {
-      return v.toString();
-    }
-    var mod = v % COMMA_EVERY;
-    v ~/= COMMA_EVERY;
-    var r = '${zeroPad(mod, 3)}';
-    while (v > COMMA_EVERY) {
-      mod = v % COMMA_EVERY;
-      r = '${zeroPad(mod, 3)},$r';
-      v ~/= COMMA_EVERY;
-    }
-    if (v != 0) {
-      r = '$v,$r';
-    }
-    return r;
-  }
-
-  static String formatTimePrecise(double time) {
-    if (time == null) {
-      return "-";
-    }
-    const millisPerHour = 60 * 60 * 1000;
-    const millisPerMinute = 60 * 1000;
-    const millisPerSecond = 1000;
-
-    var millis = (time * millisPerSecond).round();
-
-    var hours = millis ~/ millisPerHour;
-    millis = millis % millisPerHour;
-
-    var minutes = millis ~/ millisPerMinute;
-    millis = millis % millisPerMinute;
-
-    var seconds = millis ~/ millisPerSecond;
-    millis = millis % millisPerSecond;
-
-    if (hours > 0) {
-      return ("${zeroPad(hours,2)}"
-              ":${zeroPad(minutes,2)}"
-              ":${zeroPad(seconds,2)}"
-              ".${zeroPad(millis,3)}");
-    } else {
-      return ("${zeroPad(minutes,2)}"
-              ":${zeroPad(seconds,2)}"
-              ".${zeroPad(millis,3)}");
-    }
-  }
-
-  static String formatSize(int bytes) {
-    const int digits = 1;
-    const int bytesPerKB = 1024;
-    const int bytesPerMB = 1024 * bytesPerKB;
-    const int bytesPerGB = 1024 * bytesPerMB;
-    const int bytesPerTB = 1024 * bytesPerGB;
-
-    if (bytes < bytesPerKB) {
-      return "${bytes}B";
-    } else if (bytes < bytesPerMB) {
-      return "${(bytes / bytesPerKB).toStringAsFixed(digits)}KB";
-    } else if (bytes < bytesPerGB) {
-      return "${(bytes / bytesPerMB).toStringAsFixed(digits)}MB";
-    } else if (bytes < bytesPerTB) {
-      return "${(bytes / bytesPerGB).toStringAsFixed(digits)}GB";
-    } else {
-      return "${(bytes / bytesPerTB).toStringAsFixed(digits)}TB";
-    }
-  }
-
-  static String formatTime(double time) {
-    if (time == null) {
-      return "-";
-    }
-    const millisPerHour = 60 * 60 * 1000;
-    const millisPerMinute = 60 * 1000;
-    const millisPerSecond = 1000;
-
-    var millis = (time * millisPerSecond).round();
-
-    var hours = millis ~/ millisPerHour;
-    millis = millis % millisPerHour;
-
-    var minutes = millis ~/ millisPerMinute;
-    millis = millis % millisPerMinute;
-
-    var seconds = millis ~/ millisPerSecond;
-
-    StringBuffer out = new StringBuffer();
-    if (hours != 0) {
-      return '${hours}h ${minutes}m ${seconds}s';
-    }
-    if (minutes != 0) {
-      return '${minutes}m ${seconds}s';
-    }
-    return '${seconds}s';
-  }
-
-  static String formatSeconds(double x) {
-    return x.toStringAsFixed(2);
-  }
-
-  static bool runningInJavaScript() => identical(1.0, 1);
-}