Remove backends.

editor/tools/plugins/com.google.dart.tools.core/src/com/google/dart/tools/core/internal/builder/DartcBuildHandler.java

Index: editor/tools/plugins/com.google.dart.tools.core/src/com/google/dart/tools/core/internal/builder/DartcBuildHandler.java
diff --git a/editor/tools/plugins/com.google.dart.tools.core/src/com/google/dart/tools/core/internal/builder/DartcBuildHandler.java b/editor/tools/plugins/com.google.dart.tools.core/src/com/google/dart/tools/core/internal/builder/DartcBuildHandler.java
index 49ba9150881d4f8ce49e21ada9d8bf46a0d7b62c..c3d02cf63a7b17004161ec126efc414f993e816d 100644
--- a/editor/tools/plugins/com.google.dart.tools.core/src/com/google/dart/tools/core/internal/builder/DartcBuildHandler.java
+++ b/editor/tools/plugins/com.google.dart.tools.core/src/com/google/dart/tools/core/internal/builder/DartcBuildHandler.java
@@ -13,7 +13,6 @@
  */
 package com.google.dart.tools.core.internal.builder;
 
-import com.google.dart.compiler.Backend;
 import com.google.dart.compiler.CommandLineOptions.CompilerOptions;
 import com.google.dart.compiler.CompilerConfiguration;
 import com.google.dart.compiler.DartCompilationPhase;
@@ -23,8 +22,6 @@ import com.google.dart.compiler.LibrarySource;
 import com.google.dart.compiler.Source;
 import com.google.dart.compiler.SystemLibraryManager;
 import com.google.dart.compiler.ast.DartUnit;
-import com.google.dart.compiler.backend.js.AbstractJsBackend;
-import com.google.dart.compiler.backend.js.JavascriptBackend;
 import com.google.dart.compiler.metrics.CompilerMetrics;
 import com.google.dart.compiler.resolver.CoreTypeProvider;
 import com.google.dart.tools.core.DartCore;
@@ -114,7 +111,7 @@ public class DartcBuildHandler {
         IProject project = res.getProject();
         prerequisiteProjects.add(project);
       }
-      if (extension.startsWith(AbstractJsBackend.EXTENSION_APP_JS)) {
+      if (extension.startsWith(DartCore.EXTENSION_APP_JS)) {

[zundel, 2012/02/28 20:37:21]

I don't think anyone should be creating files named <source>.app.js any more.

[scheglov, 2012/02/29 22:46:41]

Done.

         File appJsFile = getAppJsFile(source, part, extension);
         if (appJsFile != null) {
           if (DartCoreDebug.TRACE_ARTIFACT_PROVIDER) {
@@ -139,7 +136,7 @@ public class DartcBuildHandler {
     @Override
     public Writer getArtifactWriter(Source source, String part, String extension)
         throws IOException {
-      if (extension.startsWith(AbstractJsBackend.EXTENSION_APP_JS)) {
+      if (extension.startsWith(DartCore.EXTENSION_APP_JS)) {
         final File appJsFile = getAppJsFile(source, part, extension);
         if (appJsFile != null) {
           if (DartCoreDebug.TRACE_ARTIFACT_PROVIDER) {
@@ -196,14 +193,13 @@ public class DartcBuildHandler {
       // DartC currently generates *.js files for each class; we cache these files in memory
       // When DartC asks for a the *.app.js file, we return a *.js file on disk
 
-      if (!AbstractJsBackend.EXTENSION_APP_JS.equals(extension) || !"".equals(part)) {
+      if (!DartCore.EXTENSION_APP_JS.equals(extension) || !"".equals(part)) {
         return null;
       }
       File srcFile = ResourceUtil.getFile(source);
       if (srcFile == null) {
         if (source == null) {
-          throw new AssertionError("Cannot write " + AbstractJsBackend.EXTENSION_APP_JS
-              + " for null source");
+          throw new AssertionError("Cannot write " + DartCore.EXTENSION_APP_JS + " for null source");
         }
         throw new AssertionError("Expected file for " + source.getName());
       }
@@ -334,7 +330,7 @@ public class DartcBuildHandler {
 
       // Delete the older style .app.js file, if it exists
       // TODO (danrubel): remove after sufficient time has passed for old files to be cleaned up
-      file = libResource.getLocation().addFileExtension(JavascriptBackend.EXTENSION_APP_JS).toFile();
+      file = libResource.getLocation().addFileExtension(DartCore.EXTENSION_APP_JS).toFile();
       if (file.exists()) {
         file.delete();
       }
@@ -347,21 +343,6 @@ public class DartcBuildHandler {
           libraryManager) {
 
         @Override
-        public boolean checkOnly() {
-          return !shouldGenerateJs;
-        }
-
-        @Override
-        public List<Backend> getBackends() {
-          // Generate JS if this is a browser application
-          if (shouldGenerateJs && libImpl.isBrowserApplication()) {
-            return super.getBackends();
-          } else {
-            return new ArrayList<Backend>();
-          }
-        }
-
-        @Override
         public CompilerMetrics getCompilerMetrics() {
           return metrics;
         }