[debugger] Don't resolve the function name eagerly.
[debugger] Don't resolve the function name eagerly.

Another follow up to  https://crrev.com/c/3720713,
https://crrev.com/c/3934889, and https://crrev.com/c/3937929, where we
know instead of waiting for the function name to be resolved before
creating the UI elements, eagerly create them and just update them after
the fact once the names are resolved.

Bug: chromium:1369002, chromium:1339683, chromium:424201
Change-Id: I9f76eb30e31fda3548b4194191bce9b70f22992a
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/3948443
Commit-Queue: Benedikt Meurer <024a1e0af501338d11c3b837c6193d11c140d792@chromium.org>
Auto-Submit: Benedikt Meurer <024a1e0af501338d11c3b837c6193d11c140d792@chromium.org>
Reviewed-by: Simon Zünd <38944668e9e2ca98ccd0275b53370f90fa55c113@chromium.org>

ChromeDevTools/devtools-frontend,ChromeDevTools/devtools-frontend,ChromeDevTools/devtools-frontend,ChromeDevTools/devtools-frontend,ChromeDevTools/devtools-frontend,ChromeDevTools/devtools-frontend