add tasks to perf report

add tasks to perf report

BUG=
R=brianwilkerson@google.com

Committed: https://github.com/dart-lang/sdk/commit/adacaefeda9a2dec0f3026be670cc520cc17720a

[skybrian, 2015-12-18 02:50:12]

skybrian@google.com changed reviewers:
+ brianwilkerson@google.com

[skybrian, 2015-12-18 02:50:13]

Sample output:

{
  "perfReportVersion": 0,
  "platform": {
    "osType": "mac",
    "dartSdkVersion": "1.13.0 (Wed Nov 18 12:15:29 2015) on \"macos_x64\"",
    "checkedMode": false
  },
  "options": {
    "dartSdkPath": "/Users/skybrian/software/dart-sdk",
    "strongMode": false,
    "showPackageWarnings": false,
    "showSdkWarnings": false,
    "definedVariables": {},
    "packageRootPath": null,
    "packageConfigPath": null,
    "sourceFiles": [
      "lib/src/driver.dart"
    ]
  },
  "totalElapsedTime": 9171,
  "totalTaskTime": 7519,
  "performanceTags": {
    "Driver._analyzeAll": 181,
    "WorkOrder.moveNext": 574,
    "io": 110,
    "AnalysisDriver.processOutputs": 519,
    "AnalyzerImpl._resolveLibrary": 5697,
    "resolve": 1537,
    "AnalyzerImpl.prepareErrors": 281,
    "other": 272
  },
  "tasks": [
    {
      "name": "PartiallyResolveUnitReferencesTask",
      "time": 1714,
      "count": 385
    },
    {
      "name": "BuildCompilationUnitElementTask",
      "time": 1702,
      "count": 385
    },
    {
      "name": "ParseDartTask",
      "time": 1682,
      "count": 385
    },
    {
      "name": "ResolveUnitTypeNamesTask",
      "time": 700,
      "count": 385
    },
    {
      "name": "ScanDartTask",
      "time": 463,
      "count": 385
    },
    {
      "name": "ResolveVariableReferencesTask",
      "time": 304,
      "count": 385
    },
    {
      "name": "ComputePropagableVariableDependenciesTask",
      "time": 225,
      "count": 3545
    },
    {
      "name": "GetContentTask",
      "time": 114,
      "count": 385
    },
    {
      "name": "VerifyUnitTask",
      "time": 110,
      "count": 5
    },
    {
      "name": "PropagateVariableTypeTask",
      "time": 104,
      "count": 3545
    },
    {
      "name": "BuildEnumMemberElementsTask",
      "time": 79,
      "count": 385
    },
    {
      "name": "BuildDirectiveElementsTask",
      "time": 73,
      "count": 251
    },
    {
      "name": "ResolveUnitTask",
      "time": 72,
      "count": 8
    },
    {
      "name": "GenerateHintsTask",
      "time": 57,
      "count": 5
    },
    {
      "name": "GatherUsedImportedElementsTask",
      "time": 28,
      "count": 5
    },
    {
      "name": "GatherUsedLocalElementsTask",
      "time": 24,
      "count": 5
    },
    {
      "name": "BuildLibraryElementTask",
      "time": 21,
      "count": 251
    },
    {
      "name": "BuildExportNamespaceTask",
      "time": 15,
      "count": 251
    },
    {
      "name": "ComputeConstantValueTask",
      "time": 7,
      "count": 22
    },
    {
      "name": "BuildPublicNamespaceTask",
      "time": 6,
      "count": 251
    },
    {
      "name": "ResolveLibraryReferencesTask",
      "time": 6,
      "count": 5
    },
    {
      "name": "BuildTypeProviderTask",
      "time": 5,
      "count": 1
    },
    {
      "name": "ComputeConstantDependenciesTask",
      "time": 2,
      "count": 22
    },
    {
      "name": "GenerateLintsTask",
      "time": 2,
      "count": 5
    },
    {
      "name": "ResolveLibraryTypeNamesTask",
      "time": 2,
      "count": 251
    },
    {
      "name": "ComputeLibraryCycleTask",
      "time": 1,
      "count": 385
    },
    {
      "name": "StrongModeVerifyUnitTask",
      "time": 1,
      "count": 5
    }
  ]
}

[Brian Wilkerson, 2015-12-18 04:12:13]

LGTM

[skybrian, 2016-01-06 01:41:57]

Description was changed from

==========
add tasks to perf report

BUG=
==========

to

==========
add tasks to perf report

BUG=
R=brianwilkerson@google.com

Committed:
https://github.com/dart-lang/sdk/commit/adacaefeda9a2dec0f3026be670cc520cc17720a
==========

[skybrian, 2016-01-06 01:41:58]

Committed patchset #1 (id:1) manually as
adacaefeda9a2dec0f3026be670cc520cc17720a (presubmit successful).