Revert package logging (moving to status pages).

pkg/analysis_server/lib/src/context_manager.dart

Index: pkg/analysis_server/lib/src/context_manager.dart
diff --git a/pkg/analysis_server/lib/src/context_manager.dart b/pkg/analysis_server/lib/src/context_manager.dart
index 73bbbfecd772d2f157fcf26538a7944d46eb1687..0c32ebfb50cbf7ddad72490aa9dc2c444d087a8b 100644
--- a/pkg/analysis_server/lib/src/context_manager.dart
+++ b/pkg/analysis_server/lib/src/context_manager.dart
@@ -838,16 +838,7 @@ class ContextManagerImpl implements ContextManager {
             return new CustomPackageResolverDisposition(resolver);
           }
         }
-
-        // Notify server that no `.packages` file was found (and there is no
-        // alternative resolver provider).
-        //
-        // NOTE that this is a temporary measure and will be replaced with
-        // a proper call to diagnostics when support is there.
-        // https://github.com/dart-lang/sdk/issues/24900
-        AnalysisEngine.instance.logger.logError(
-            'No `.packages` for $folder, falling back to `pub`.');
-
+        
         ServerPerformanceStatistics.pub.makeCurrentWhile(() {
           packageMapInfo = _packageMapProvider.computePackageMap(folder);
         });