Remove the windows constraint on the create_sdk ==> dart_analyzer dependency.

dart.gyp

Index: dart.gyp
===================================================================
--- dart.gyp	(revision 16004)
+++ dart.gyp	(working copy)
@@ -35,6 +35,7 @@
       'dependencies': [
         'runtime/dart-runtime.gyp:dart',
         'utils/compiler/compiler.gyp:dart2js',
+        'compiler',
       ],
       'actions': [
         {
@@ -45,6 +46,7 @@
             'tools/create_sdk.py',
             '<(PRODUCT_DIR)/<(EXECUTABLE_PREFIX)dart<(EXECUTABLE_SUFFIX)',
             '<(PRODUCT_DIR)/dart2js.snapshot',
+            '<(PRODUCT_DIR)/analyzer/bin/dart_analyzer',
           ],
           'outputs': [
             '<(PRODUCT_DIR)/dart-sdk/README',
@@ -55,22 +57,8 @@
             '<(PRODUCT_DIR)/dart-sdk',
           ],
           'message': 'Creating SDK.',
-          'conditions' : [
-            ['(OS=="linux" or OS=="mac") ', {
-              'inputs' : [
-                '<(PRODUCT_DIR)/analyzer/bin/dart_analyzer'
-              ],
-            }],
-          ],
         },
       ],
-      'conditions' : [
-        ['(OS=="linux" or OS=="mac") ', {
-          'dependencies': [
-            'compiler',
-          ],
-        }],
-      ],
     },
     {
       # Upload the SDK. This target is separate from create_sdk as the