Reland "Fix syntax error introduced in r322991"
This triggers compiler error when building sanitizers for Fuchsia.
@@ -113,7 +113,7 @@ class TracePcGuardController final {
// We can always spare the 32G of address space.
static constexpr size_t MappingSize = sizeof(uptr) << 32;
- BlockingMutex setup_lock_ = {LINKER_INITIALIZED};
+ BlockingMutex setup_lock_ = BlockingMutex(LINKER_INITIALIZED);
uptr *array_ = nullptr;
u32 next_index_ = 0;
zx_handle_t vmo_ = {};
