Add chrome side webusb permission UI code

chrome/app/generated_resources.grd

Index: chrome/app/generated_resources.grd
diff --git a/chrome/app/generated_resources.grd b/chrome/app/generated_resources.grd
index ac76a1b3f6b2a7f6d669be920aeb6d89d3781e64..e44d2d4ae2b3c1480549673c0dccf2aaecc450af 100644
--- a/chrome/app/generated_resources.grd
+++ b/chrome/app/generated_resources.grd
@@ -15304,6 +15304,20 @@ Please check your email at <ph name="ACCOUNT_EMAIL">$2<ex>jane.doe@gmail.com</ex
         </message>
       </if>
 
+    <if expr="not is_android and not is_ios">
+      <!-- WebUsb Permissions Bubble Prompt -->
+      <message name="IDS_WEBUSB_PERMISSIONS_BUBBLE_PROMPT" desc="The label that is used to introduce webusb permission request details to the user in a popup.">
+        This site wants to connect to:
+      </message>
+    </if>
+
+    <if expr="not is_android and not is_ios">
+      <!-- WebUsb Permissions Bubble No Devices Found Prompt -->
+      <message name="IDS_WEBUSB_PERMISSIONS_BUBBLE_NO_DEVICES_FOUND_PROMPT" desc="The label that is used to inform user that no devices found in the webusb permission request popup.">
+        No devices found.
+      </message>
+    </if>
+
     </messages>
   </release>
 </grit>