[omnibox] Add a new Feature to load Pedals on clank

The clank batch1 has different batch1 with desktop, so we need to create
a separated flag for the Clank.

The first batch on clank is at
https://docs.google.com/document/d/14k513ufFh4cGU73L_V3bRuKvSu4L7hKRtMPThbJFVA8/edit#heading=h.jp5l77goprr4.

Change-Id: I2a4ba66be4771d3a0b1deff09658ce4a562ad301
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3288795
Commit-Queue: Gang Wu <[email protected]>
Reviewed-by: Tomasz Wiszkowski <[email protected]>
Reviewed-by: Tommy Li <[email protected]>
Cr-Commit-Position: refs/heads/main@{#946607}
diff --git a/chrome/browser/flag_descriptions.cc b/chrome/browser/flag_descriptions.cc
index 2da0557..97e625e 100644
--- a/chrome/browser/flag_descriptions.cc
+++ b/chrome/browser/flag_descriptions.cc
@@ -3643,6 +3643,10 @@
 const char kWebNotesPublishDescription[] =
     "Allows users to save their created notes.";
 
+const char kOmniboxPedalsAndroidBatch1Name[] = "Omnibox Pedals Android batch 1";
+const char kOmniboxPedalsAndroidBatch1Description[] =
+    "Enable the first batch of Omnibox Pedals on Android.";
+
 // Non-Android -----------------------------------------------------------------
 
 #else  // !defined(OS_ANDROID)