Call TimeInit() in headless and unittest

Windows/main.cpp

@@ -1018,9 +1018,6 @@ int WINAPI WinMain(HINSTANCE _hInstance, HINSTANCE hPrevInstance, LPSTR szCmdLin
 		LogManager::GetInstance()->SetAllLogLevels(LogLevel::LDEBUG);
 	}
 
-	// This still seems to improve performance noticeably.
-	timeBeginPeriod(1);
-
 	ContextMenuInit(_hInstance);
 	MainWindow::Init(_hInstance);
 	MainWindow::Show(_hInstance);

headless/Headless.cpp

@@ -318,9 +318,9 @@ std::vector<std::string> ReadFromListFile(const std::string &listFilename) {
 int main(int argc, const char* argv[])
 {
 	PROFILE_INIT();
+	TimeInit();
 #if PPSSPP_PLATFORM(WINDOWS)
 	SetCleanExitOnAssert();
-	timeBeginPeriod(1);
 #else
 	// Ignore sigpipe.
 	if (signal(SIGPIPE, SIG_IGN) == SIG_ERR) {

unittest/UnitTest.cpp

@@ -60,6 +60,7 @@
 #include "Common/System/System.h"
 #include "Common/Thread/ThreadUtil.h"
 #include "Common/Data/Format/IniFile.h"
+#include "Common/TimeUtil.h"
 
 #include "Common/ArmEmitter.h"
 #include "Common/BitScan.h"
@@ -1096,6 +1097,7 @@ TestItem availableTests[] = {
 
 int main(int argc, const char *argv[]) {
 	SetCurrentThreadName("UnitTest");
+	TimeInit();
 
 	printf("CPU name: %s\n", cpu_info.cpu_string);
 	printf("ABI: %s\n", GetCompilerABI());