Turn off code generation in dartc by default, soon to be static analysis only

compiler/javatests/com/google/dart/compiler/end2end/inc/IncrementalCompilationWithPrefixTest.java

Index: compiler/javatests/com/google/dart/compiler/end2end/inc/IncrementalCompilationWithPrefixTest.java
diff --git a/compiler/javatests/com/google/dart/compiler/end2end/inc/IncrementalCompilationWithPrefixTest.java b/compiler/javatests/com/google/dart/compiler/end2end/inc/IncrementalCompilationWithPrefixTest.java
index 680108d410d6095e20ac96276d827dc9aa7897e8..3da888d7456502a8e0720d25aa258f22d4bcf7db 100644
--- a/compiler/javatests/com/google/dart/compiler/end2end/inc/IncrementalCompilationWithPrefixTest.java
+++ b/compiler/javatests/com/google/dart/compiler/end2end/inc/IncrementalCompilationWithPrefixTest.java
@@ -8,6 +8,7 @@ import static com.google.dart.compiler.DartCompiler.EXTENSION_DEPS;
 import static com.google.dart.compiler.backend.js.AbstractJsBackend.EXTENSION_APP_JS;
 import static com.google.dart.compiler.backend.js.AbstractJsBackend.EXTENSION_JS;
 
+import com.google.dart.compiler.CommandLineOptions.CompilerOptions;
 import com.google.dart.compiler.CompilerTestCase;
 import com.google.dart.compiler.DartCompiler;
 import com.google.dart.compiler.DartCompilerListener;
@@ -64,7 +65,14 @@ public class IncrementalCompilationWithPrefixTest extends CompilerTestCase {
 
   @Override
   protected void setUp() throws Exception {
-    config = new DefaultCompilerConfiguration(new JavascriptBackend()) {
+    CompilerOptions compilerOptions = new CompilerOptions() {

[scheglov, 2012/02/07 21:38:54]

I like this comment in other tests.
// TODO(zundel): Update these tests to run without requiring code generation

[zundel, 2012/02/07 22:02:01]

Done.

+      @Override
+      public boolean checkOnly() {
+        return false;
+      }
+    };
+    config = new DefaultCompilerConfiguration(new JavascriptBackend(),
+                                              compilerOptions) {
       @Override
       public boolean incremental() {
         return true;