AU: Nice for 2 hours, then normal priority.
The intent is to improve system responsiveness during an update.
BUG=8182
TEST=unit tests; tested on device while watching video and having
two gmail tabs open -- update completed in about 10 minutes.
Change-Id: I2a04a136cedd703260aa53e24d9358bdbbe007fa
Review URL: http://codereview.chromium.org/4191002
diff --git a/update_attempter.h b/update_attempter.h
index db05c7b..3a4ff49 100644
--- a/update_attempter.h
+++ b/update_attempter.h
@@ -134,18 +134,15 @@
// returns.
void SetPriority(utils::ProcessPriority priority);
- // Set the process priority to low and sets up timeout events to increase the
- // priority gradually to high.
+ // Sets the process priority to low and sets up timeout events to increase it.
void SetupPriorityManagement();
// Resets the process priority to normal and destroys any scheduled timeout
// sources.
void CleanupPriorityManagement();
- // The process priority timeout source callback increases the current priority
- // by one step (low goes to normal, normal goes to high). Returns true if the
- // callback must be invoked again after a timeout, or false if GLib can
- // destroy this timeout source.
+ // The process priority timeout source callback sets the current priority to
+ // normal. Returns false so that GLib destroys the timeout source.
static gboolean StaticManagePriorityCallback(gpointer data);
bool ManagePriorityCallback();