Migrate fuzzer to use shiny new metrics2 package

fuzzer/go/config/config.go

 package config
 
 import (
         "sync"
         "time"
 
         "go.skia.org/infra/go/vcsinfo"
 )
 
 type generatorConfig struct {
         SkiaRoot             string
         AflRoot              string
         FuzzSamples          string
         AflOutputPath        string
         WorkingPath          string
         NumFuzzProcesses     int
         NumDownloadProcesses int
         WatchAFL             bool
+        SkipGeneration       bool

[borenet, 2016/02/10 15:32:32]

Is this related to metrics?  Can we save it for a different CL?

[kjlubick, 2016/02/10 16:14:29]

Removed.

         VersionCheckPeriod   time.Duration
         SkiaVersion          *vcsinfo.LongCommit
         versionMutex         sync.Mutex
 }
 
 type aggregatorConfig struct {
         FuzzPath             string
         ExecutablePath       string
         NumAnalysisProcesses int
         NumUploadProcesses   int
@@ skipping 40 matching lines @@
         defer f.versionMutex.Unlock()
         f.SkiaVersion = lc
 }
 
 // SetSkiaVersion safely stores the LongCommit of the skia version that is being used.
 func (g *generatorConfig) SetSkiaVersion(lc *vcsinfo.LongCommit) {
         g.versionMutex.Lock()
         defer g.versionMutex.Unlock()
         g.SkiaVersion = lc
 }