Issue 6955. Test that we support cascaded calls in initializers lists.

compiler/javatests/com/google/dart/compiler/type/TypeAnalyzerCompilerTest.java

Index: compiler/javatests/com/google/dart/compiler/type/TypeAnalyzerCompilerTest.java
diff --git a/compiler/javatests/com/google/dart/compiler/type/TypeAnalyzerCompilerTest.java b/compiler/javatests/com/google/dart/compiler/type/TypeAnalyzerCompilerTest.java
index 01a41796618f924c73f4066c83cb4354308bcafe..cd28001ad39cd5b95b75f9d99c0a369199fdaab7 100644
--- a/compiler/javatests/com/google/dart/compiler/type/TypeAnalyzerCompilerTest.java
+++ b/compiler/javatests/com/google/dart/compiler/type/TypeAnalyzerCompilerTest.java
@@ -4596,7 +4596,7 @@ public class TypeAnalyzerCompilerTest extends CompilerTestCase {
       assertNotNull(access.getElement());
     }
   }
-  
+
   /**
    * <p>
    * http://code.google.com/p/dart/issues/detail?id=4315
@@ -4626,6 +4626,22 @@ public class TypeAnalyzerCompilerTest extends CompilerTestCase {
   }
 
   /**
+   * Test that we already support cascaded calls in initializers. No implementation was changed.
+   * <p>
+   * http://code.google.com/p/dart/issues/detail?id=6955
+   */
+  public void test_cascade_inInitializer() throws Exception {
+    AnalyzeLibraryResult libraryResult = analyzeLibrary(
+        "// filler filler filler filler filler filler filler filler filler filler",
+        "class A {",
+        "  var f;",
+        "  A() : f = ''..length;",
+        "}",
+        "");
+    assertErrors(libraryResult.getErrors());
+  }
+
+  /**
    * Source is invalid, but should not cause {@link NullPointerException}.
    * <p>
    * http://code.google.com/p/dart/issues/detail?id=4354