Implement 'Import Library' Quick Fix for project libraries using TopLevelDeclarationInSource.

pkg/analyzer/lib/src/dart/analysis/driver.dart

Index: pkg/analyzer/lib/src/dart/analysis/driver.dart
diff --git a/pkg/analyzer/lib/src/dart/analysis/driver.dart b/pkg/analyzer/lib/src/dart/analysis/driver.dart
index 1a9cabf56dc5623f06e965955f12a664e5de4bb1..ae37536104a8ed69d1fd1601099d93804123a636 100644
--- a/pkg/analyzer/lib/src/dart/analysis/driver.dart
+++ b/pkg/analyzer/lib/src/dart/analysis/driver.dart
@@ -1468,11 +1468,15 @@ class _TopLevelNameDeclarationsTask {
     if (checkedFiles.add(path)) {
       FileState file = driver._fsState.getFileForPath(path);
       if (!file.isPart) {
-        TopLevelDeclaration declaration =
-            file.exportedTopLevelDeclarations[name];
+        bool isExported = false;
+        TopLevelDeclaration declaration = file.topLevelDeclarations[name];
+        if (declaration == null) {
+          declaration = file.exportedTopLevelDeclarations[name];
+          isExported = true;
+        }
         if (declaration != null) {
-          libraryDeclarations
-              .add(new TopLevelDeclarationInSource(file.source, declaration));
+          libraryDeclarations.add(new TopLevelDeclarationInSource(
+              file.source, declaration, isExported));
         }
       }
     }