Omnibox UI Experiments: Make suggestions dropdown match omnibox width.

tools/metrics/histograms/enums.xml

Index: tools/metrics/histograms/enums.xml
diff --git a/tools/metrics/histograms/enums.xml b/tools/metrics/histograms/enums.xml
index 1ff9e030a66ba02f5c9fb7bb071805101416494b..8a501cbbcbfa34f758c67010c940a7b0b37caf39 100644
--- a/tools/metrics/histograms/enums.xml
+++ b/tools/metrics/histograms/enums.xml
@@ -21498,6 +21498,8 @@ uploading your change for review.  These are checked by presubmit scripts.
   <int value="-2075807193" label="enable-webusb-on-any-origin"/>
   <int value="-2075725205" label="disable-new-zip-unpacker"/>
   <int value="-2067166422" label="enable-slimming-paint-v2"/>
+  <int value="-2067157241"
+      label="OmniboxUIExperimentSuggestionsDropdownWidth:enabled"/>
   <int value="-2063352474" label="enable-new-task-manager"/>
   <int value="-2063014275" label="enable-web-bluetooth"/>
   <int value="-2062872298" label="market-url-for-testing"/>
@@ -22431,6 +22433,8 @@ from previous Chrome versions.
   <int value="1268470658" label="disable-android-password-link"/>
   <int value="1269940659" label="EnumerateAudioDevices:enabled"/>
   <int value="1269952439" label="AndroidAIAFetching:disabled"/>
+  <int value="1270149877"
+      label="OmniboxUIExperimentSuggestionsDropdownWidth:disabled"/>
   <int value="1272699563" label="enable-hosted-mode"/>
   <int value="1276209777" label="ntp-switch-to-existing-tab"/>
   <int value="1279584261" label="enable-carrier-switching"/>