Bug 895168 - Part 4: Stop using LL_L2D in the tree; r=jcranmer

--HG--
extra : rebase_source : 16632833e00f1b3996a637ed2c583557cbc2c1c8

docshell/shistory/src/nsSHistory.cpp

@@ -311,10 +311,7 @@ nsSHistory::CalcMaxTotalViewers()
   if (bytes > INT64_MAX)
     bytes = INT64_MAX;
 
-  uint64_t kbytes = bytes >> 10;
-
-  double kBytesD;
-  LL_L2D(kBytesD, (int64_t) kbytes);
+  double kBytesD = (double)(bytes >> 10);
 
   // This is essentially the same calculation as for nsCacheService,
   // except that we divide the final memory calculation by 4, since