Call operator shared test and parser updates for operator call in dartc.

compiler/java/com/google/dart/compiler/parser/DartParser.java

Index: compiler/java/com/google/dart/compiler/parser/DartParser.java
diff --git a/compiler/java/com/google/dart/compiler/parser/DartParser.java b/compiler/java/com/google/dart/compiler/parser/DartParser.java
index 3dc9d755c09d53a8a3b5bc8ce39381691e4e7491..99163ba46389a06cfec165764f9b787a769f15dc 100644
--- a/compiler/java/com/google/dart/compiler/parser/DartParser.java
+++ b/compiler/java/com/google/dart/compiler/parser/DartParser.java
@@ -126,6 +126,7 @@ public class DartParser extends CompletionHooksParserBase {
   // Pseudo-keywords that should also be valid identifiers.
   private static final String ABSTRACT_KEYWORD = "abstract";
   private static final String ASSERT_KEYWORD = "assert";
+  private static final String CALL_KEYWORD = "call";
   private static final String EXTENDS_KEYWORD = "extends";
   private static final String FACTORY_KEYWORD = "factory"; // TODO(zundel): remove
   private static final String GETTER_KEYWORD = "get";
@@ -139,9 +140,11 @@ public class DartParser extends CompletionHooksParserBase {
   private static final String STATIC_KEYWORD = "static";
   private static final String TYPEDEF_KEYWORD = "typedef";
 
+
   public static final String[] PSEUDO_KEYWORDS = {
     ABSTRACT_KEYWORD,
     ASSERT_KEYWORD,
+    CALL_KEYWORD,
     EXTENDS_KEYWORD,
     FACTORY_KEYWORD,
     GETTER_KEYWORD,
@@ -842,6 +845,7 @@ public class DartParser extends CompletionHooksParserBase {
    *     | '[' ']' { "[]".equals($text) }?
    *     | '[' ']' '=' { "[]=".equals($text) }?
    *     | NEGATE
+   *     | CALL
    *     ;
    * </pre>
    *
@@ -1096,6 +1100,9 @@ public class DartParser extends CompletionHooksParserBase {
                  && ctx.getTokenString().equals(NEGATE_KEYWORD)) {
         name = done(new DartIdentifier(NEGATE_KEYWORD));
         arity = 0;
+      } else if (operation == Token.IDENTIFIER
+          && ctx.getTokenString().equals(CALL_KEYWORD)) {
+        name = done(new DartIdentifier(CALL_KEYWORD));
       } else {
         reportUnexpectedToken(position(), Token.COMMENT, operation);
         done(null);