Replace Thread::Invoke with Thread::BlockingCall

BlockingCall doesn't take rtc::Location parameter and thus most of the dependencies on location can be removed

Bug: webrtc:11318
Change-Id: I91a17e342dd9a9e3e2c8f7fbe267474c98a8d0e5
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/274620
Reviewed-by: Tomas Gunnarsson <tommi@webrtc.org>
Commit-Queue: Danil Chapovalov <danilchap@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#38045}

rtc_base/BUILD.gn

@@ -1492,7 +1492,6 @@ if (rtc_include_tests) {
         ":checks",
         ":gunit_helpers",
         ":ip_address",
-        ":location",
         ":logging",
         ":macromagic",
         ":net_helpers",
@@ -1581,7 +1580,6 @@ if (rtc_include_tests) {
         ":gunit_helpers",
         ":histogram_percentile_counter",
         ":ip_address",
-        ":location",
         ":logging",
         ":macromagic",
         ":mod_ops",