Replace if-block on !redirectResponse.isNull() with ASSERT in RawResource::willFollowRedirect()

third_party/WebKit/Source/core/fetch/RawResource.cpp

 /*
  * Copyright (C) 2011 Google Inc. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 114 matching lines @@
     if (m_data)
         client->dataReceived(this, m_data->data(), m_data->size());
     if (!hasClient(c))
         return;
     Resource::didAddClient(client);
 }
 
 void RawResource::willFollowRedirect(ResourceRequest& newRequest, const ResourceResponse& redirectResponse)
 {
     ResourcePtr<RawResource> protect(this);
-    if (!redirectResponse.isNull()) {
-        ResourceClientWalker<RawResourceClient> w(m_clients);
-        while (RawResourceClient* c = w.next())
-            c->redirectReceived(this, newRequest, redirectResponse);
-    }
+    ASSERT(!redirectResponse.isNull());
+    ResourceClientWalker<RawResourceClient> w(m_clients);
+    while (RawResourceClient* c = w.next())
+        c->redirectReceived(this, newRequest, redirectResponse);
     Resource::willFollowRedirect(newRequest, redirectResponse);
 }
 
 void RawResource::updateRequest(const ResourceRequest& request)
 {
     ResourcePtr<RawResource> protect(this);
     ResourceClientWalker<RawResourceClient> w(m_clients);
     while (RawResourceClient* c = w.next())
         c->updateRequest(this, request);
 }
@@ skipping 118 matching lines @@
     for (const auto& header : oldHeaders) {
         AtomicString headerName = header.key;
         if (!shouldIgnoreHeaderForCacheReuse(headerName) && header.value != newHeaders.get(headerName))
             return false;
     }
 
     return true;
 }
 
 } // namespace blink