Bug 1098703 - Zero HttpBaseChannel::{mSelfAddr,mPeerAddr} on construction to avoid Valgrind complaints in e10s builds. r=michal.

--HG--
extra : rebase_source : b95ade0b14397103711f74a53e75c514df2e1e1b

netwerk/protocol/http/HttpBaseChannel.cpp

@@ -82,7 +82,13 @@ HttpBaseChannel::HttpBaseChannel()
 {
   LOG(("Creating HttpBaseChannel @%x\n", this));
 
-  // Subfields of unions cannot be targeted in an initializer list
+  // Subfields of unions cannot be targeted in an initializer list.
+#ifdef MOZ_VALGRIND
+  // Zero the entire unions so that Valgrind doesn't complain when we send them
+  // to another process.
+  memset(&mSelfAddr, 0, sizeof(NetAddr));
+  memset(&mPeerAddr, 0, sizeof(NetAddr));
+#endif
   mSelfAddr.raw.family = PR_AF_UNSPEC;
   mPeerAddr.raw.family = PR_AF_UNSPEC;
 }