Touch event flag should control only DOM event firing.

tools/metrics/histograms/histograms.xml

Index: tools/metrics/histograms/histograms.xml
diff --git a/tools/metrics/histograms/histograms.xml b/tools/metrics/histograms/histograms.xml
index 03dd7c2f1dd5ec705ea91584b924fbe6c3584b63..e0a0b631d4b574120b9ba91b98df0659043834e2 100644
--- a/tools/metrics/histograms/histograms.xml
+++ b/tools/metrics/histograms/histograms.xml
@@ -66649,7 +66649,7 @@ http://cs/file:chrome/histograms.xml - but prefer this file for new entries.
   <owner>rbyers@chromium.org</owner>
   <summary>
     Tracks whether touch events are enabled. This is based on the touch events
-    enabled flag and the presence of a touchscreen.
+    enabled flag.
   </summary>
   <details>
     NOTE: This metric was incorrectly recorded on ChromeOS for versions 42
@@ -103148,8 +103148,8 @@ value.
 
 <enum name="TouchEventsState" type="int">
   <int value="0" label="Enabled"/>
-  <int value="1" label="Automatic - enabled"/>
-  <int value="2" label="Automatic - disabled"/>
+  <int value="1" label="Automatic - enabled (deprecated)"/>
+  <int value="2" label="Automatic - disabled (deprecated)"/>
   <int value="3" label="Disabled"/>
 </enum>