Remove embedder locator from analysis context

pkg/analyzer/lib/src/context/context.dart

Index: pkg/analyzer/lib/src/context/context.dart
diff --git a/pkg/analyzer/lib/src/context/context.dart b/pkg/analyzer/lib/src/context/context.dart
index 1cc85bc78fb68f3fefd6e2955af936555a2cb5d0..5b418ea89ea3575b46a8f1e5cbf065a1e24e4aa7 100644
--- a/pkg/analyzer/lib/src/context/context.dart
+++ b/pkg/analyzer/lib/src/context/context.dart
@@ -80,7 +80,10 @@ class AnalysisContextImpl implements InternalAnalysisContext {
    */
   AnalysisOptionsImpl _options = new AnalysisOptionsImpl();
 
-  /// The embedder yaml locator for this context.
+  /**
+   * The embedder yaml locator for this context.
+   */
+  @deprecated
   EmbedderYamlLocator _embedderYamlLocator = new EmbedderYamlLocator(null);
 
   /**
@@ -341,6 +344,7 @@ class AnalysisContextImpl implements InternalAnalysisContext {
   @override
   DeclaredVariables get declaredVariables => _declaredVariables;
 
+  @deprecated
   @override
   EmbedderYamlLocator get embedderYamlLocator => _embedderYamlLocator;