Add Trace Params #311

[vigneshtdev]

No description provided.

[codecov-io]

Codecov Report

Merging #315 into master will decrease coverage by 0.18%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #315      +/-   ##
==========================================
- Coverage    94.9%   94.72%   -0.19%     
==========================================
  Files         118      114       -4     
  Lines        8030     7655     -375     
  Branches      717      701      -16     
==========================================
- Hits         7621     7251     -370     
+ Misses        409      404       -5

Impacted Files	Coverage Δ
src/trace/sampler/sampler.ts	92% <0%> (-8%)	⬇️
src/trace/model/tracer.ts	82.45% <0%> (-2.01%)	⬇️
...zpages-frontend/page-handlers/rpcz.page-handler.ts	98.92% <0%> (-1.08%)	⬇️
src/prometheus-stats.ts	94.25% <0%> (-0.49%)	⬇️
src/stats/recorder.ts	97.43% <0%> (-0.3%)	⬇️
src/stats/stats.ts	98.24% <0%> (-0.09%)	⬇️
src/stackdriver-stats-utils.ts	99.01% <0%> (-0.01%)	⬇️
test/test-zpages.ts	99.27% <0%> (-0.01%)	⬇️
src/stats/types.ts	100% <0%> (ø)	⬆️
test/test-sampler.ts	100% <0%> (ø)	⬆️
... and 18 more

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[vigneshtdev]

Contd. from #311
Sorry about creating a different PR. i made changes in the wrong branch.