- Provide sorted instance type contribution per GC
- Visualize percentages per InstanceType based on the selected GC
- Visualize percentags per category
- Use some more arrow functions
- Introduce helper.js file

Bug: v8:7266
Change-Id: I26099cc64d9545b2de9e4574da2faf52d54ad198
No-Try: true
Reviewed-on: https://chromium-review.googlesource.com/949222
Commit-Queue: Camillo Bruni <cbruni@chromium.org>
Reviewed-by: Michael Lippautz <mlippautz@chromium.org>
Cr-Commit-Position: refs/heads/master@{#51743}

- Categorize more instance types
- Fix GC selection dropdown labels
- Show GC times in seconds
- Collapse file reader after loading

Bug: v8:7266
Change-Id: If967ebdb887105e808cfc8fb3bc92f9da5c91fd2
No-Try: true
Reviewed-on: https://chromium-review.googlesource.com/945908Reviewed-by: Michael Lippautz <mlippautz@chromium.org>
Commit-Queue: Camillo Bruni <cbruni@chromium.org>
Cr-Commit-Position: refs/heads/master@{#51690}

Bug: v8:7266
Change-Id: Ifd3feedb0338fff9f442d6bb44c0dab5c1ac9fc6
R: mlippautz@chromium.orgA
No-Try: true
Reviewed-on: https://chromium-review.googlesource.com/943110Reviewed-by: Michael Lippautz <mlippautz@chromium.org>
Commit-Queue: Camillo Bruni <cbruni@chromium.org>
Cr-Commit-Position: refs/heads/master@{#51677}

- Display details in isolate selection dropdown
- Sort isolates by peak live heap memory

Bug: v8:7266
Change-Id: I01dd6cced4a5febd8e58cc4b7e2bb337c30f0812
No-try: true
Reviewed-on: https://chromium-review.googlesource.com/916062Reviewed-by: Michael Lippautz <mlippautz@chromium.org>
Commit-Queue: Camillo Bruni <cbruni@chromium.org>
Cr-Commit-Position: refs/heads/master@{#51282}