Cast away const when freeing JSClass names.

content/xbl/src/nsXBLBinding.cpp

@@ -1283,7 +1283,7 @@ nsXBLBinding::InitClass(const nsCString& aClassName, nsIScriptContext* aContext,
         (nsXBLService::gClassTable)->Remove(&oldKey);
 
         // Change the class name and we're done.
-        nsMemory::Free(c->name);
+        nsMemory::Free((void*) c->name);
         c->name = nsXPIDLCString::Copy(aClassName);
       }
 

content/xbl/src/nsXBLService.h

@@ -129,7 +129,7 @@ private:
 
 public:
   nsXBLJSClass(const nsCString& aClassName);
-  ~nsXBLJSClass() { nsMemory::Free(name); }
+  ~nsXBLJSClass() { nsMemory::Free((void*) name); }
 
   nsrefcnt Hold() { return ++mRefCnt; }
   nsrefcnt Drop() { return --mRefCnt ? mRefCnt : Destroy(); }

layout/xbl/src/nsXBLBinding.cpp

@@ -1283,7 +1283,7 @@ nsXBLBinding::InitClass(const nsCString& aClassName, nsIScriptContext* aContext,
         (nsXBLService::gClassTable)->Remove(&oldKey);
 
         // Change the class name and we're done.
-        nsMemory::Free(c->name);
+        nsMemory::Free((void*) c->name);
         c->name = nsXPIDLCString::Copy(aClassName);
       }
 

layout/xbl/src/nsXBLService.h

@@ -129,7 +129,7 @@ private:
 
 public:
   nsXBLJSClass(const nsCString& aClassName);
-  ~nsXBLJSClass() { nsMemory::Free(name); }
+  ~nsXBLJSClass() { nsMemory::Free((void*) name); }
 
   nsrefcnt Hold() { return ++mRefCnt; }
   nsrefcnt Drop() { return --mRefCnt ? mRefCnt : Destroy(); }