CCA: Use same dimension for resolution info in perf metrics

Bug: 2087501
Test: None
Change-Id: I2756eb7aa09f3e1d6ab3f4c08a9da7d2d3a9f75b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2097778
Commit-Queue: Wei Lee <wtlee@chromium.org>
Reviewed-by: Kuo Jen Wei <inker@chromium.org>
Cr-Commit-Position: refs/heads/master@{#749535}

chrome/browser/resources/chromeos/camera/src/js/metrics.js

@@ -156,7 +156,7 @@ function perfType(event, duration, extras = {}) {
       // Round the duration here since GA expects that the value is an integer.
       // Reference: https://support.google.com/analytics/answer/1033068
       .value(Math.round(duration))
-      .dimen(3, `${resolution}`);
+      .dimen(10, `${resolution}`);
 }
 
 /**