Added libchromium.so to the prelink map in the temp section.

Change-Id: I9f5c42ba24c5ca17a7d274029f5b845e2ca1950a
diff --git a/core/prelink-linux-arm.map b/core/prelink-linux-arm.map
index 9973eed..68207d3 100644
--- a/core/prelink-linux-arm.map
+++ b/core/prelink-linux-arm.map
@@ -206,3 +206,4 @@
 libinterstitial.so      0x9CF00000 # [<64K] for goggles
 liblept.so              0x9CA00000 # [~5M] for external/leptonica
 libbcc.so               0x9C600000 # [~4M] for external/llvm
+libchromium_net.so      0x9C400000 # [~2M] for exteral/webkit