Swift: Rename predicate.

Author: geoffw0

swift/ql/lib/codeql/swift/dataflow/ExternalFlow.qll

@@ -426,10 +426,10 @@ private Element interpretElement0(
       result = method
     |
       subtypes = true and
-      decl.resolveExtensions() = nomTypeDecl.getADerivedTypeDecl*()
+      decl.getNominalTypeDecl() = nomTypeDecl.getADerivedTypeDecl*()
       or
       subtypes = false and
-      decl.resolveExtensions() = nomTypeDecl
+      decl.getNominalTypeDecl() = nomTypeDecl
     )
     or
     // Fields
@@ -441,10 +441,10 @@ private Element interpretElement0(
       result = field
     |
       subtypes = true and
-      decl.resolveExtensions() = nomTypeDecl.getADerivedTypeDecl*()
+      decl.getNominalTypeDecl() = nomTypeDecl.getADerivedTypeDecl*()
       or
       subtypes = false and
-      decl.resolveExtensions() = nomTypeDecl
+      decl.getNominalTypeDecl() = nomTypeDecl
     )
   )
 }

swift/ql/lib/codeql/swift/elements/decl/IterableDeclContext.qll

@@ -10,7 +10,7 @@ class IterableDeclContext extends Generated::IterableDeclContext {
    * Gets the `NominalTypeDecl` corresponding to this `IterableDeclContext`
    * resolving an extension to the extended type declaration.
    */
-  NominalTypeDecl resolveExtensions() {
+  NominalTypeDecl getNominalTypeDecl() {
     result = this.(NominalTypeDecl)
     or
     result = this.(ExtensionDecl).getExtendedTypeDecl()