Change memmove's back into memcpy's. No functional change. Not flag protected.

net/quic/quic_packet_creator.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/quic/quic_packet_creator.h"
 
 #include <algorithm>
 
 #include "base/logging.h"
 #include "base/macros.h"
@@ skipping 260 matching lines @@
     // TODO(ckrasic) - investigate what to do about prefetch directives.
     // prefetch(next_base, PREFETCH_HINT_T0);
     if (iov.iov[iovnum + 1].iov_len >= 64) {
       // TODO(ckrasic) - investigate what to do about prefetch directives.
       // prefetch(next_base + CACHELINE_SIZE, PREFETCH_HINT_T0);
     }
   }
 
   const char* src = static_cast<char*>(iov.iov[iovnum].iov_base) + iov_offset;
   while (true) {
-    memmove(buffer, src, copy_len);
+    memcpy(buffer, src, copy_len);
     length -= copy_len;
     buffer += copy_len;
     if (length == 0 || ++iovnum >= iov.iov_count) {
       break;
     }
     src = static_cast<char*>(iov.iov[iovnum].iov_base);
     copy_len = min(length, iov.iov[iovnum].iov_len);
   }
   QUIC_BUG_IF(length > 0) << "Failed to copy entire length to buffer.";
 }
@@ skipping 425 matching lines @@
   if (bit_mask_ == 0) {
     bit_bucket_ = random_->RandUint64();
     bit_mask_ = 1;
   }
   bool result = ((bit_bucket_ & bit_mask_) != 0);
   bit_mask_ <<= 1;
   return result;
 }
 
 }  // namespace net