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Jeff Hao authored
This allows traceview to tell whether tracing is active, and whether it is sampling or method tracing. Bug: 9968521 Change-Id: I72100d1536ea3168998110ec1cfa5a183b55a67c (cherry picked from commit 9d3a0a2e253aecd07c4a053c19cf9b0ccaa2db49)
07344a40
