frameworks: base: dumpstate: Dump kernel cpufreq speeds.

Change-Id: I99194df1d6c46254affef86ea8eb39e784c3dfb3
Signed-off-by: Mike Chan <mike@android.com>
diff --git a/cmds/dumpstate/dumpstate.c b/cmds/dumpstate/dumpstate.c
index d77d702..3a23b49 100644
--- a/cmds/dumpstate/dumpstate.c
+++ b/cmds/dumpstate/dumpstate.c
@@ -84,6 +84,8 @@
         EXEC("dmesg");
         PRINT("------ KERNEL WAKELOCKS ------");
         DUMP("/proc/wakelocks");
+        PRINT("------ KERNEL CPUFREQ ------");
+        DUMP("/sys/devices/system/cpu/cpu0/cpufreq/stats/time_in_state");
         PRINT("");
         PRINT("------ PROCESSES ------");
         EXEC1("ps", "-P");