Add walrus provider to manta

Bug: b:370476808
Test: autoninja -C out_volteer/Release chrome
Change-Id: Iadc5c92a1724ead33c1f6716ec017c59c0061262
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5898137
Reviewed-by: Chris Mullins <[email protected]>
Reviewed-by: Tony Yeoman <[email protected]>
Commit-Queue: MD Nayeem Jahan Rafi <[email protected]>
Reviewed-by: Xinglong Luan <[email protected]>
Cr-Commit-Position: refs/heads/main@{#1364724}
diff --git a/components/manta/features.h b/components/manta/features.h
index d104af8..701db835 100644
--- a/components/manta/features.h
+++ b/components/manta/features.h
@@ -18,6 +18,8 @@
 
 COMPONENT_EXPORT(MANTA) BASE_DECLARE_FEATURE(kSeaPenUseProdServer);
 
+COMPONENT_EXPORT(MANTA) BASE_DECLARE_FEATURE(kWalrusUseProdServer);
+
 COMPONENT_EXPORT(MANTA) bool IsMantaServiceEnabled();
 
 COMPONENT_EXPORT(MANTA) bool IsOrcaUseProdServerEnabled();
@@ -26,6 +28,8 @@
 
 COMPONENT_EXPORT(MANTA) bool IsMahiUseProdServerEnabled();
 
+COMPONENT_EXPORT(MANTA) bool IsWalrusUseProdServerEnabled();
+
 }  // namespace manta::features
 
 #endif  // COMPONENTS_MANTA_FEATURES_H_