Stop passing bogus "strong" parameter to SummaryBuilder.

This requires version 0.32.5 or later of the analyzer (which makes the
parameter optional).  In version 0.33.* of the analyzer, the parameter
will be removed.

Change-Id: I9a4eaf5a8ed445051864543d9da5e59a06cd635d
Reviewed-on: https://dart-review.googlesource.com/72552
Reviewed-by: Brian Wilkerson <brianwilkerson@google.com>
Commit-Queue: Paul Berry <paulberry@google.com>
diff --git a/pkg/analyzer_plugin/pubspec.yaml b/pkg/analyzer_plugin/pubspec.yaml
index 829c396..d310999 100644
--- a/pkg/analyzer_plugin/pubspec.yaml
+++ b/pkg/analyzer_plugin/pubspec.yaml
@@ -8,7 +8,7 @@
   sdk: '>=1.8.0 <3.0.0'
 
 dependencies:
-  analyzer: '>=0.31.2-alpha.1 <0.33.0'
+  analyzer: '^0.32.5'
   charcode: '^1.1.0'
   html: '^0.13.1'
   meta: ^1.0.2
diff --git a/pkg/analyzer_plugin/test/support/mock_sdk.dart b/pkg/analyzer_plugin/test/support/mock_sdk.dart
index 33a6b8b..1b78cca 100644
--- a/pkg/analyzer_plugin/test/support/mock_sdk.dart
+++ b/pkg/analyzer_plugin/test/support/mock_sdk.dart
@@ -405,7 +405,7 @@
     List<Source> librarySources = sdkLibraries
         .map((SdkLibrary library) => mapDartUri(library.shortName))
         .toList();
-    return new SummaryBuilder(librarySources, context, true).build();
+    return new SummaryBuilder(librarySources, context).build();
   }
 }