Remove dartc optimizing backend.

dart/compiler/dart-compiler.gyp

 # Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 
 {
   'includes': [
     'sources.gypi',
     'test_sources.gypi',
     'corelib_sources.gypi',
     'compiler_corelib_sources.gypi',
-    'closure_compiler_sources.gypi',
     'domlib_sources.gypi',
     'htmllib_sources.gypi',
     'jsonlib_sources.gypi',
   ],
   'targets': [
     {
       'target_name': 'dartc',
       'type': 'none',
       'variables': {
         # The Dartium build has this layout:
         # src/dart/compiler/dart.gyp (this file)
         # src/v8/src/d8.gyp
         'v8_location%': '../../v8',
       },
       'dependencies': [
         '<(v8_location)/src/d8.gyp:d8',
-        'closure_compiler',
       ],
       'actions': [
         {
           'action_name': 'build_dartc',
           'inputs': [
             'sources.gypi',
             'test_sources.gypi',
             'corelib_sources.gypi',
             'compiler_corelib_sources.gypi',
             '<@(java_sources)',
             '<@(java_resources)',
             '<@(javatests_sources)',
             '<@(javatests_resources)',
             '<@(corelib_sources)',
             '<@(corelib_resources)',
             '<@(compiler_corelib_sources)',
             '<@(compiler_corelib_resources)',
             'dartc.xml',
             'scripts/dartc.sh',
             'scripts/dartc_test.sh',
             'scripts/dartc_run.sh',
             'scripts/dartc_size.sh',
             'scripts/dartc_metrics.sh',
             '../third_party/args4j/2.0.12/args4j-2.0.12.jar',
-            '<(PRODUCT_DIR)/closure_out/compiler.jar',
             '../third_party/guava/r09/guava-r09.jar',
             '../third_party/json/r2_20080312/json.jar',
             '../third_party/rhino/1_7R3/js.jar',
             '../third_party/hamcrest/v1_3/hamcrest-core-1.3.0RC2.jar',
             '../third_party/hamcrest/v1_3/hamcrest-generator-1.3.0RC2.jar',
             '../third_party/hamcrest/v1_3/hamcrest-integration-1.3.0RC2.jar',
             '../third_party/hamcrest/v1_3/hamcrest-library-1.3.0RC2.jar',
           ],
           'outputs': [
             '<(INTERMEDIATE_DIR)/<(_target_name)/tests.jar',
             '<(PRODUCT_DIR)/compiler/bin/dartc',
             '<(PRODUCT_DIR)/compiler/bin/dartc_test',
             '<(PRODUCT_DIR)/compiler/lib/args4j/2.0.12/args4j-2.0.12.jar',
-            '<(PRODUCT_DIR)/compiler/lib/closure-compiler.jar',
             '<(PRODUCT_DIR)/compiler/lib/dartc.jar',
             '<(PRODUCT_DIR)/compiler/lib/guava/r09/guava-r09.jar',
             '<(PRODUCT_DIR)/compiler/lib/json/r2_20080312/json.jar',
             '<(PRODUCT_DIR)/compiler/lib/rhino/1_7R3/js.jar',
           ],
           'action' : [
             '../third_party/apache_ant/v1_7_1/bin/ant',
             '-f', 'dartc.xml',
             '-Dbuild.dir=<(INTERMEDIATE_DIR)/<(_target_name)',
             '-Ddist.dir=<(PRODUCT_DIR)/compiler',
-            '-Dclosure_compiler.jar=<(PRODUCT_DIR)/closure_out/compiler.jar',
             'clean',
             'dist',
             'tests.jar',
           ],
           'message': 'Building dartc.',
         },
         {
           'action_name': 'strip_d8',
           'inputs': [
             # Add fake dependency on dartc because this action must
@@ skipping 41 matching lines @@
             '<(INTERMEDIATE_DIR)/<(_target_name)/corelib.jar.stamp',
             '<(INTERMEDIATE_DIR)/<(_target_name)/domlib.jar.stamp',
             '<(INTERMEDIATE_DIR)/<(_target_name)/htmllib.jar.stamp',
             '<(INTERMEDIATE_DIR)/<(_target_name)/jsonlib.jar.stamp',
           ],
           'action': [
             '../third_party/apache_ant/v1_7_1/bin/ant',
             '-f', 'dartc.xml',
             '-Dbuild.dir=<(INTERMEDIATE_DIR)/<(_target_name)',
             '-Ddist.dir=<(PRODUCT_DIR)/compiler',
-            '-Dclosure_compiler.jar=<(PRODUCT_DIR)/closure_out/compiler.jar',
             'syslib_clean',
             'syslib',
           ],
         },
         {
           'message': 'Compiling dart system libraries',
           'action_name': 'compile_systemlibrary',
           'inputs': [
             '<(PRODUCT_DIR)/dartc',
             '<(INTERMEDIATE_DIR)/<(_target_name)/syslib.stamp',
@@ skipping 67 matching lines @@
           'outputs': [
             '<(PRODUCT_DIR)/compiler/lib/jsonlib.jar',
           ],
           'action': [
             'jar', 'u0f', '<(PRODUCT_DIR)/compiler/lib/jsonlib.jar', '-C', '<(INTERMEDIATE_DIR)/<(_target_name)/api/dart/json', 'json',
           ],
         },
       ],
     },
     {
-      'target_name': 'closure_compiler',
+      # GYP won't generate a catch-all target if there's only one target.
+      'target_name': 'dummy',
       'type': 'none',
-      'dependencies': [],
-      'actions': [
-        {
-          'action_name': 'build_closure_compiler',
-          'inputs': [
-            'closure_compiler_sources.gypi',
-            '../third_party/closure_compiler_src/build.xml',
-            '<@(closure_compiler_src_sources)',
-            '<@(closure_compiler_src_resources)',
-          ],
-          'outputs': [
-            '<(PRODUCT_DIR)/closure_out/compiler.jar'
-          ],
-          'action': [
-            '../third_party/apache_ant/v1_7_1/bin/ant',
-            '-f',
-            '../third_party/closure_compiler_src/build.xml',
-            '-Dclosure.build.dir=<(PRODUCT_DIR)/closure_out',
-            'clean',
-            'jar',
-          ],
-          'message': 'Building closure compiler'
-        },
-      ]
     },
   ],
 }