Issue-141903: Rename "descheduled" trace event for gpu swap to someth…

…ing understandable

Changed Descheduled to ProcessSwap, added authors entry.

BUG=141903
TEST=


Review URL: https://chromiumcodereview.appspot.com/10967034

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@160793 0039d316-1c4b-4281-b951-d872f2087c98

AUTHORS

@@ -204,3 +204,4 @@ Catalin Badea <badea@adobe.com>
 Joshua Lock <joshua.lock@intel.com>
 Dai Chunyang <chunyang.dai@intel.com>
 Joe Thomas <mhx348@motorola.com>
+Ruben Terrazas <rubentopo@gmail.com>

gpu/command_buffer/service/gpu_scheduler.cc

@@ -129,7 +129,8 @@ void GpuScheduler::SetScheduled(bool scheduled) {
     DCHECK_GE(unscheduled_count_, 0);
 
     if (unscheduled_count_ == 0) {
-      TRACE_EVENT_ASYNC_END1("gpu", "Descheduled", this, "GpuScheduler", this);
+      TRACE_EVENT_ASYNC_END1("gpu", "ProcessingSwap", this,
+                             "GpuScheduler", this);
       // When the scheduler transitions from the unscheduled to the scheduled
       // state, cancel the task that would reschedule it after a timeout.
       reschedule_task_factory_.InvalidateWeakPtrs();
@@ -139,7 +140,7 @@ void GpuScheduler::SetScheduled(bool scheduled) {
     }
   } else {
     if (unscheduled_count_ == 0) {
-      TRACE_EVENT_ASYNC_BEGIN1("gpu", "Descheduled", this,
+      TRACE_EVENT_ASYNC_BEGIN1("gpu", "ProcessingSwap", this,
                                "GpuScheduler", this);
 #if defined(OS_WIN)
       // When the scheduler transitions from scheduled to unscheduled, post a