Report StaticTypeWarningCode.AMBIGUOUS_IMPORT when used as type annotation.

editor/tools/plugins/com.google.dart.engine/src/com/google/dart/engine/error/StaticTypeWarningCode.java

Index: editor/tools/plugins/com.google.dart.engine/src/com/google/dart/engine/error/StaticTypeWarningCode.java
diff --git a/editor/tools/plugins/com.google.dart.engine/src/com/google/dart/engine/error/StaticTypeWarningCode.java b/editor/tools/plugins/com.google.dart.engine/src/com/google/dart/engine/error/StaticTypeWarningCode.java
index 379d82aa1103a73f74ff641a1834da783a31938a..0e0a0156f024c249d217cf8c4e6d0ef9c4680ac6 100644
--- a/editor/tools/plugins/com.google.dart.engine/src/com/google/dart/engine/error/StaticTypeWarningCode.java
+++ b/editor/tools/plugins/com.google.dart.engine/src/com/google/dart/engine/error/StaticTypeWarningCode.java
@@ -23,6 +23,22 @@ package com.google.dart.engine.error;
  */
 public enum StaticTypeWarningCode implements ErrorCode {
   /**
+   * 14.1 Imports: If a name <i>N</i> is referenced by a library <i>L</i> and <i>N</i> is introduced
+   * into the top level scope <i>L</i> by more than one import then:
+   * <ol>
+   * <li>It is a static warning if <i>N</i> is used as a type annotation.

[jwren, 2013/05/09 01:39:29]

If this is correct, then this is a static warning, not a static type warning. 
Move this enum to StaticWarningCode

[scheglov, 2013/05/09 01:48:07]

You are right.
I've missed that fact.
Will create new CL to fix this.

+   * <li>In checked mode, it is a dynamic error if <i>N</i> is used as a type annotation and
+   * referenced during a subtype test.
+   * <li>Otherwise, it is a compile-time error.
+   * </ol>
+   * 
+   * @param ambiguousTypeName the name of the ambiguous type
+   * @param firstLibraryName the name of the first library that the type is found
+   * @param secondLibraryName the name of the second library that the type is found
+   */
+  AMBIGUOUS_IMPORT("The type '%s' is defined in the libraries '%s' and '%s'"),
+
+  /**
    * 12.18 Assignment: Let <i>T</i> be the static type of <i>e<sub>1</sub></i>. It is a static type
    * warning if <i>T</i> does not have an accessible instance setter named <i>v=</i>.
    *