Clean up DartAstUtilities.getElement(), analysis should provide element for every identifier

editor/tools/plugins/com.google.dart.tools.core_test/src/com/google/dart/tools/core/utilities/ast/DartElementLocatorTest.java

Index: editor/tools/plugins/com.google.dart.tools.core_test/src/com/google/dart/tools/core/utilities/ast/DartElementLocatorTest.java
diff --git a/editor/tools/plugins/com.google.dart.tools.core_test/src/com/google/dart/tools/core/utilities/ast/DartElementLocatorTest.java b/editor/tools/plugins/com.google.dart.tools.core_test/src/com/google/dart/tools/core/utilities/ast/DartElementLocatorTest.java
index e25c6491095de6ff38161d4d88972c6cf6c904c9..ee0eb18df5ca2a7b1cecf1e0c0cada7f7771921d 100644
--- a/editor/tools/plugins/com.google.dart.tools.core_test/src/com/google/dart/tools/core/utilities/ast/DartElementLocatorTest.java
+++ b/editor/tools/plugins/com.google.dart.tools.core_test/src/com/google/dart/tools/core/utilities/ast/DartElementLocatorTest.java
@@ -287,6 +287,37 @@ public class DartElementLocatorTest extends TestCase {
         3);
   }
 
+  public void test_Function_onDeclaration() throws Exception {
+    testElementLocator(
+        formatLines(
+            "// filler filler filler filler filler filler filler filler filler filler filler",
+            "process(x) {}",
+            "test() {",
+            "}",
+            ""),
+        "est() {",
+        DartFunction.class,
+        "test() {",
+        4);
+  }
+
+  public void test_Function_onReference() throws Exception {
+    testElementLocator(
+        formatLines(
+            "// filler filler filler filler filler filler filler filler filler filler filler",
+            "process(x) {}",
+            "test() {",
+            "}",
+            "f() {",
+            "  test();",
+            "}",
+            ""),
+        "test();",
+        DartFunction.class,
+        "test() {",
+        4);
+  }
+
   public void test_Method_getter_onDeclaration() throws Exception {
     testElementLocator(
         formatLines(
@@ -323,6 +354,22 @@ public class DartElementLocatorTest extends TestCase {
         4);
   }
 
+  public void test_Method_onDeclaration() throws Exception {
+    testElementLocator(
+        formatLines(
+            "// filler filler filler filler filler filler filler filler filler filler filler",
+            "process(x) {}",
+            "class A {",
+            "  test() {",
+            "  }",
+            "}",
+            ""),
+        "est() {",
+        Method.class,
+        "test() {",
+        4);
+  }
+
   public void test_Method_onReference() throws Exception {
     testElementLocator(
         formatLines(