Fix bugs in CPU Reader. am: cb45aa9be2 am: e88dcae9e7 am: dd804efc55
Fix bugs in CPU Reader. am: cb45aa9be2 am: e88dcae9e7
am: dd804efc55

Change-Id: I75fc6d86f37b2fa78dda5cacf11a0bd3ab032a93

google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto