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authoroshima@chromium.org <oshima@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2012-06-07 22:50:51 +0000
committeroshima@chromium.org <oshima@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2012-06-07 22:50:51 +0000
commite2b14e6509e96093dcf5040a2f6ea8563b8abcf5 (patch)
tree14c008812b3497d2e03ce12cc5bda6b9cc631a94
parent33c76c4daf295ea6e4b3b0584e7b4f6db32caa27 (diff)
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Add comment and reference to the bug for DPI threashould.
TBR=sky@chromium.org BUG=chromium-os:31628 TEST=none Review URL: https://chromiumcodereview.appspot.com/10542066 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@141104 0039d316-1c4b-4281-b951-d872f2087c98
-rw-r--r--ui/aura/monitor_change_observer_x11.cc4
1 files changed, 4 insertions, 0 deletions
diff --git a/ui/aura/monitor_change_observer_x11.cc b/ui/aura/monitor_change_observer_x11.cc
index b6409f3..3187e0b 100644
--- a/ui/aura/monitor_change_observer_x11.cc
+++ b/ui/aura/monitor_change_observer_x11.cc
@@ -25,6 +25,10 @@ namespace {
// The DPI threshold to detect high density screen.
// Higher DPI than this will use device_scale_factor=2.
+// Note: This value has to be kept in sync with the mouse/touchpad driver
+// which controls mouse pointer acceleration. If you need to update this value,
+// please update the bug (crosbug.com/31628) first and make sure that the
+// driver will use the same value.
const unsigned int kHighDensityDIPThreshold = 160;
// 1 inch in mm.