Allocator cleanup: remove CHROME_PROFILER_TIME and rotten tcmalloc deps

base/profiler/alternate_timer.cc

Index: base/profiler/alternate_timer.cc
diff --git a/base/profiler/alternate_timer.cc b/base/profiler/alternate_timer.cc
index b2d2c703202a3c13a8b053a0282658875a94758d..14b4c348cac030e5d87ef552648a8c74c6e2e821 100644
--- a/base/profiler/alternate_timer.cc
+++ b/base/profiler/alternate_timer.cc
@@ -14,8 +14,6 @@ tracked_objects::TimeSourceType g_time_source_type =
 
 namespace tracked_objects {
 
-const char kAlternateProfilerTime[] = "CHROME_PROFILER_TIME";
-
 // Set an alternate timer function to replace the OS time function when
 // profiling.
 void SetAlternateTimeSource(NowFunction* now_function, TimeSourceType type) {