Revert 217172 "Enable high resolution time for TimeTicks::Now on..."

trunk/src/base/profiler/tracked_time.cc

Index: trunk/src/base/profiler/tracked_time.cc
===================================================================
--- trunk/src/base/profiler/tracked_time.cc	(revision 217225)
+++ trunk/src/base/profiler/tracked_time.cc	(working copy)
@@ -55,7 +55,8 @@
   // Use lock-free accessor to 32 bit time.
   // Note that TimeTicks::Now() is built on this, so we have "compatible"
   // times when we down-convert a TimeTicks sample.
-  return TrackedTime(base::TimeTicks::UnprotectedNow());
+  // TODO(jar): Surface this interface via something in base/time/time.h.
+  return TrackedTime(static_cast<int32>(timeGetTime()));
 #else
   // Posix has nice cheap 64 bit times, so we just down-convert it.
   return TrackedTime(base::TimeTicks::Now());