qmllint: Don't dump imported enums into the current scope

This bit of code has never fulfilled any discernable function. Enum
access is done elsewhere. Add a test case to prove that access to enums
from QtQml's plugins.qmltypes still works.

Change-Id: I62fd6c1ec748c88205aa20367ee06d7a33502fa1
Reviewed-by: Fabian Kosmale <fabian.kosmale@qt.io>

tests/auto/qml/qmllint/data/badEnumFromQtQml.qml

@@ -0,0 +1,6 @@
+import QtQml
+
+QtObject {
+    property int foo: Easing.Linear123
+}
+

tests/auto/qml/qmllint/data/enumFromQtQml.qml

@@ -0,0 +1,8 @@
+import QtQml
+
+QtObject {
+    // Remarkably, Easing.Type.Linear is not allowed in QML
+    // This is in contrast to QML-declared enums. See EnumAccess2.qml
+    property int foo: Easing.Linear
+}
+

tests/auto/qml/qmllint/tst_qmllint.cpp

@@ -189,7 +189,12 @@ void TestQmllint::dirtyQmlCode_data()
             << QString();
     QTest::newRow("javascriptMethodsInModule")
             << QStringLiteral("javascriptMethodsInModuleBad.qml")
-            << QString("Warning: Property \"unknownFunc\" not found on type \"Foo\"") << QString();
+            << QString("Warning: Property \"unknownFunc\" not found on type \"Foo\"")
+            << QString();
+    QTest::newRow("badEnumFromQtQml")
+            << QStringLiteral("badEnumFromQtQml.qml")
+            << QString("Warning: Property \"Linear123\" not found on type \"QQmlEasingEnums\"")
+            << QString();
 }
 
 void TestQmllint::dirtyQmlCode()
@@ -236,6 +241,7 @@ void TestQmllint::cleanQmlCode_data()
     QTest::newRow("Signals") << QStringLiteral("Signal.qml");
     QTest::newRow("javascriptMethodsInModule")
             << QStringLiteral("javascriptMethodsInModuleGood.qml");
+    QTest::newRow("enumFromQtQml") << QStringLiteral("enumFromQtQml.qml");
 }
 
 void TestQmllint::cleanQmlCode()

tools/qmllint/findwarnings.cpp

@@ -164,10 +164,6 @@ void FindWarningVisitor::processImport(
         const auto exports = val->exports();
         for (const auto &valExport : exports)
             m_exportedName2Scope.insert(prefixedName(prefix, valExport.type()), val);
-
-        const auto enums = val->enums();
-        for (const auto &valEnum : enums)
-            m_currentScope->addEnum(valEnum);
     }
 }