Add V8_EXPORT to TickSample

Bug: v8:9020
Change-Id: Ieeec2b237b0531a84ea71dc53d24444c3425dda7
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1538130Reviewed-by: Peter Marshall <petermarshall@chromium.org>
Reviewed-by: Ulan Degenbaev <ulan@chromium.org>
Commit-Queue: Sigurd Schneider <sigurds@chromium.org>
Cr-Commit-Position: refs/heads/master@{#60456}

include/v8-profiler.h

@@ -48,7 +48,7 @@ template class V8_EXPORT std::vector<v8::CpuProfileDeoptInfo>;
 namespace v8 {
 
 // TickSample captures the information collected for each sample.
-struct TickSample {
+struct V8_EXPORT TickSample {
   // Internal profiling (with --prof + tools/$OS-tick-processor) wants to
   // include the runtime function we're calling. Externally exposed tick
   // samples don't care.