Backed out 4 changesets (bug 525063) on request from Andi. a=backout

Backed out changeset 516c4fb1e4b8 (bug 525063)
Backed out changeset 6ff8aaef2866 (bug 525063)
Backed out changeset bf13e4103150 (bug 525063)
Backed out changeset d7d2f08e051c (bug 525063)

docshell/base/SerializedLoadContext.cpp

@@ -13,17 +13,11 @@
 namespace IPC {
 
 SerializedLoadContext::SerializedLoadContext(nsILoadContext* aLoadContext)
-  : mIsContent{ false }
-  , mUseRemoteTabs{ false }
-  , mUseTrackingProtection{ false }
 {
   Init(aLoadContext);
 }
 
 SerializedLoadContext::SerializedLoadContext(nsIChannel* aChannel)
-  : mIsContent{ false }
-  , mUseRemoteTabs{ false }
-  , mUseTrackingProtection{ false }
 {
   if (!aChannel) {
     Init(nullptr);
@@ -51,9 +45,6 @@ SerializedLoadContext::SerializedLoadContext(nsIChannel* aChannel)
 }
 
 SerializedLoadContext::SerializedLoadContext(nsIWebSocketChannel* aChannel)
-  : mIsContent{ false }
-  , mUseRemoteTabs{ false }
-  , mUseTrackingProtection{ false }
 {
   nsCOMPtr<nsILoadContext> loadContext;
   if (aChannel) {