lpy ecdff43b99 [Tracing] Support multi-categories group list. ... jasongin@ created this patch. dcc50445a3 This patch adds the support to emit a trace event by using a comma-separated list of categories, so that the trace event will be emitted if there is at least one category is enabled in the categories list. TBR=jochen@chromium.org Review-Url: https://codereview.chromium.org/2558193002 Cr-Commit-Position: refs/heads/master@{#41567}		2016-12-08 00:28:18 +00:00
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test-tracing.cc	[Tracing] Support multi-categories group list.	2016-12-08 00:28:18 +00:00