Bug 961019 - Remove nsIClassInfo::MAIN_THREAD_ONLY. r=peterv,necko-reviewers

XPConnect has been single threaded for a long time, so this
flag doesn't do anything.

Differential Revision: https://phabricator.services.mozilla.com/D168442

caps/ContentPrincipal.cpp

@@ -42,8 +42,7 @@
 
 using namespace mozilla;
 
-NS_IMPL_CLASSINFO(ContentPrincipal, nullptr, nsIClassInfo::MAIN_THREAD_ONLY,
-                  NS_PRINCIPAL_CID)
+NS_IMPL_CLASSINFO(ContentPrincipal, nullptr, 0, NS_PRINCIPAL_CID)
 NS_IMPL_QUERY_INTERFACE_CI(ContentPrincipal, nsIPrincipal)
 NS_IMPL_CI_INTERFACE_GETTER(ContentPrincipal, nsIPrincipal)
 

caps/ExpandedPrincipal.cpp

@@ -14,8 +14,7 @@
 
 using namespace mozilla;
 
-NS_IMPL_CLASSINFO(ExpandedPrincipal, nullptr, nsIClassInfo::MAIN_THREAD_ONLY,
-                  NS_EXPANDEDPRINCIPAL_CID)
+NS_IMPL_CLASSINFO(ExpandedPrincipal, nullptr, 0, NS_EXPANDEDPRINCIPAL_CID)
 NS_IMPL_QUERY_INTERFACE_CI(ExpandedPrincipal, nsIPrincipal,
                            nsIExpandedPrincipal)
 NS_IMPL_CI_INTERFACE_GETTER(ExpandedPrincipal, nsIPrincipal,

caps/NullPrincipal.cpp

@@ -31,8 +31,7 @@
 
 using namespace mozilla;
 
-NS_IMPL_CLASSINFO(NullPrincipal, nullptr, nsIClassInfo::MAIN_THREAD_ONLY,
-                  NS_NULLPRINCIPAL_CID)
+NS_IMPL_CLASSINFO(NullPrincipal, nullptr, 0, NS_NULLPRINCIPAL_CID)
 NS_IMPL_QUERY_INTERFACE_CI(NullPrincipal, nsIPrincipal)
 NS_IMPL_CI_INTERFACE_GETTER(NullPrincipal, nsIPrincipal)
 

caps/SystemPrincipal.cpp

@@ -17,8 +17,7 @@
 
 using namespace mozilla;
 
-NS_IMPL_CLASSINFO(SystemPrincipal, nullptr,
-                  nsIClassInfo::SINGLETON | nsIClassInfo::MAIN_THREAD_ONLY,
+NS_IMPL_CLASSINFO(SystemPrincipal, nullptr, nsIClassInfo::SINGLETON,
                   NS_SYSTEMPRINCIPAL_CID)
 NS_IMPL_QUERY_INTERFACE_CI(SystemPrincipal, nsIPrincipal, nsISerializable)
 NS_IMPL_CI_INTERFACE_GETTER(SystemPrincipal, nsIPrincipal, nsISerializable)

dom/security/nsCSPContext.cpp

@@ -243,8 +243,7 @@ bool nsCSPContext::permitsInternal(
 
 /* ===== nsISupports implementation ========== */
 
-NS_IMPL_CLASSINFO(nsCSPContext, nullptr, nsIClassInfo::MAIN_THREAD_ONLY,
-                  NS_CSPCONTEXT_CID)
+NS_IMPL_CLASSINFO(nsCSPContext, nullptr, 0, NS_CSPCONTEXT_CID)
 
 NS_IMPL_ISUPPORTS_CI(nsCSPContext, nsIContentSecurityPolicy, nsISerializable)
 

js/xpconnect/src/XPCRuntimeService.cpp

@@ -164,7 +164,7 @@ BackstagePass::GetClassID(nsCID** aClassID) {
 
 NS_IMETHODIMP
 BackstagePass::GetFlags(uint32_t* aFlags) {
-  *aFlags = nsIClassInfo::MAIN_THREAD_ONLY;
+  *aFlags = 0;
   return NS_OK;
 }
 

netwerk/protocol/res/SubstitutingProtocolHandler.cpp

@@ -181,8 +181,7 @@ SubstitutingJARURI::Write(nsIObjectOutputStream* aStream) {
   return NS_OK;
 }
 
-NS_IMPL_CLASSINFO(SubstitutingJARURI, nullptr, nsIClassInfo::MAIN_THREAD_ONLY,
-                  NS_SUBSTITUTINGJARURI_CID)
+NS_IMPL_CLASSINFO(SubstitutingJARURI, nullptr, 0, NS_SUBSTITUTINGJARURI_CID)
 
 NS_IMPL_ADDREF(SubstitutingJARURI)
 NS_IMPL_RELEASE(SubstitutingJARURI)

xpcom/components/nsIClassInfo.idl

@@ -52,7 +52,6 @@ interface nsIClassInfo : nsISupports
      */
     const uint32_t SINGLETON            = 1 << 0;
     const uint32_t THREADSAFE           = 1 << 1;
-    const uint32_t MAIN_THREAD_ONLY     = 1 << 2;
     const uint32_t SINGLETON_CLASSINFO  = 1 << 5;
 
     // The high order bit is RESERVED for consumers of these flags.