Remove PeerConnectionIdentityStore and related messaging/storage code.

chrome/browser/browsing_data/browsing_data_remover.cc

Index: chrome/browser/browsing_data/browsing_data_remover.cc
diff --git a/chrome/browser/browsing_data/browsing_data_remover.cc b/chrome/browser/browsing_data/browsing_data_remover.cc
index c58ab51a4923239b8d8d0f3ea16a5e224ae75b50..643cf8070a56eca5bdc18f40e92c1f41fb10dd64 100644
--- a/chrome/browser/browsing_data/browsing_data_remover.cc
+++ b/chrome/browser/browsing_data/browsing_data_remover.cc
@@ -888,9 +888,6 @@ void BrowsingDataRemover::RemoveImpl(
     storage_partition_remove_mask |=
         content::StoragePartition::REMOVE_DATA_MASK_SHADER_CACHE;
 
-    storage_partition_remove_mask |=
-        content::StoragePartition::REMOVE_DATA_MASK_WEBRTC_IDENTITY;
-
     // When clearing cache, wipe accumulated network related data
     // (TransportSecurityState and HttpServerPropertiesManager data).
     waiting_for_clear_networking_history_ = true;
@@ -900,11 +897,6 @@ void BrowsingDataRemover::RemoveImpl(
                    weak_ptr_factory_.GetWeakPtr()));
   }
 
-  if (remove_mask & REMOVE_WEBRTC_IDENTITY) {
-    storage_partition_remove_mask |=
-        content::StoragePartition::REMOVE_DATA_MASK_WEBRTC_IDENTITY;
-  }
-
   if (storage_partition_remove_mask) {
     waiting_for_clear_storage_partition_data_ = true;