For #18426: add TimingDistributionMetricType.measureNoInline.

This addresses an issue I found in my follow-up PR.

app/src/main/java/org/mozilla/fenix/ext/Glean.kt

@@ -0,0 +1,31 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.fenix.ext
+
+import mozilla.telemetry.glean.private.TimingDistributionMetricType
+
+/**
+ * A reimplementation of [TimingDistributionMetricType.measure] that address unintuitive
+ * issues around non-local returns: see https://bugzilla.mozilla.org/show_bug.cgi?id=1699505.
+ * This should be removed once that bug is resolved. That method's kdoc is as follows:
+ *
+ * Convenience method to simplify measuring a function or block of code.
+ *
+ * If the measured function throws, the measurement is canceled and the exception rethrown.
+ */
+@Suppress("TooGenericExceptionCaught")
+fun <U> TimingDistributionMetricType.measureNoInline(funcToMeasure: () -> U): U {
+    val timerId = start()
+
+    val returnValue = try {
+        funcToMeasure()
+    } catch (e: Exception) {
+        cancel(timerId)
+        throw e
+    }
+
+    stopAndAccumulate(timerId)
+    return returnValue
+}