Support for searching files by import/export/part URIs and library identifiers.

pkg/analysis_server/lib/src/analysis_server.dart

Index: pkg/analysis_server/lib/src/analysis_server.dart
diff --git a/pkg/analysis_server/lib/src/analysis_server.dart b/pkg/analysis_server/lib/src/analysis_server.dart
index 3c6eea7e21eff9dca02bb4c353a96e67d4bf93ae..62adc4fe666157562609db117ed1863bce667929 100644
--- a/pkg/analysis_server/lib/src/analysis_server.dart
+++ b/pkg/analysis_server/lib/src/analysis_server.dart
@@ -573,6 +573,11 @@ class AnalysisServer {
       if (node is LibraryIdentifier) {
         node = node.parent;
       }
+      // TODO(scheglov) It seems now that resolving URI to the imported library
+      // is a mistake. Remove this from ElementLocator.

[Brian Wilkerson, 2015/10/20 14:57:15]

Why is it a mistake?

+      if (node is StringLiteral) {
+        continue;
+      }
       Element element = ElementLocator.locate(node);
       if (node is SimpleIdentifier && element is PrefixElement) {
         element = getImportElement(node);