Prune the old deploy code. This CL does a few changes:

pkg/polymer/lib/src/emitters.dart

Index: pkg/polymer/lib/src/emitters.dart
diff --git a/pkg/polymer/lib/src/emitters.dart b/pkg/polymer/lib/src/emitters.dart
deleted file mode 100644
index e611c5991736c9c4975d51e5a0d468d2e404b140..0000000000000000000000000000000000000000
--- a/pkg/polymer/lib/src/emitters.dart
+++ /dev/null
@@ -1,246 +0,0 @@
-// Copyright (c) 2012, 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.
-
-/** Collects several code emitters for the template tool. */
-library emitters;
-
-import 'package:html5lib/dom.dart';
-import 'package:html5lib/dom_parsing.dart' show TreeVisitor;
-import 'package:html5lib/parser.dart' show parseFragment;
-import 'package:source_maps/printer.dart';
-import 'package:source_maps/refactor.dart';
-
-import 'compiler_options.dart';
-import 'css_emitters.dart' show emitStyleSheet, emitOriginalCss;
-import 'html5_utils.dart';
-import 'info.dart' show ComponentInfo, FileInfo, GlobalInfo;
-import 'messages.dart';
-import 'paths.dart' show PathMapper;
-import 'utils.dart' show escapeDartString, path;
-
-/** Generates the class corresponding to a single web component. */
-NestedPrinter emitPolymerElement(ComponentInfo info, PathMapper pathMapper,
-    TextEditTransaction transaction, CompilerOptions options) {
-  if (info.classDeclaration == null) return null;
-
-  var codeInfo = info.userCode;
-  if (transaction == null) {
-    // TODO(sigmund): avoid emitting this file if we don't need to do any
-    // modifications (e.g. no @observable and not adding the libraryName).
-    transaction = new TextEditTransaction(codeInfo.code, codeInfo.sourceFile);
-  }
-  if (codeInfo.libraryName == null) {
-    // For deploy, we need to import the library associated with the component,
-    // so we need to ensure there is a library directive.
-    var libraryName = info.tagName.replaceAll(new RegExp('[-./]'), '_');
-    transaction.edit(0, 0, 'library $libraryName;');
-  }
-  return transaction.commit();
-}
-
-/** The code that will be used to bootstrap the application. */
-NestedPrinter generateBootstrapCode(
-    FileInfo info, FileInfo userMainInfo, GlobalInfo global,
-    PathMapper pathMapper, CompilerOptions options) {
-
-  var printer = new NestedPrinter(0)
-      ..addLine('library app_bootstrap;')
-      ..addLine('')
-      ..addLine("import 'package:polymer/polymer.dart';")
-      ..addLine("import 'dart:mirrors' show currentMirrorSystem;");
-
-  int i = 0;
-  for (var c in global.components.values) {
-    if (c.hasConflict) continue;
-    printer.addLine("import '${pathMapper.importUrlFor(info, c)}' as i$i;");
-    i++;
-  }
-  if (userMainInfo.userCode != null) {
-    printer..addLine("import '${pathMapper.importUrlFor(info, userMainInfo)}' "
-        "as i$i;\n");
-  }
-
-  printer..addLine('')
-      ..addLine('void main() {')
-      ..indent += 1
-      ..addLine("initPolymer([")
-      ..indent += 2;
-
-  for (var c in global.components.values) {
-    if (c.hasConflict) continue;
-    printer.addLine("'${pathMapper.importUrlFor(info, c)}',");
-  }
-
-  if (userMainInfo.userCode != null) {
-    printer.addLine("'${pathMapper.importUrlFor(info, userMainInfo)}',");
-  }
-
-  return printer
-      ..indent -= 1
-      ..addLine('],')
-      ..addLine("currentMirrorSystem().isolate.rootLibrary.uri.toString());")
-      ..indent -= 2
-      ..addLine('}');
-}
-
-
-/**
- * Rewrites attributes that contain relative URL (excluding src urls in script
- * and link tags which are already rewritten by other parts of the compiler).
-*/
-class _AttributeUrlTransform extends TreeVisitor {
-  final String filePath;
-  final PathMapper pathMapper;
-
-  _AttributeUrlTransform(this.filePath, this.pathMapper);
-
-  visitElement(Element node) {
-    if (node.tagName == 'script') return;
-    if (node.tagName == 'link') return;
-
-    for (var key in node.attributes.keys) {
-      if (urlAttributes.contains(key)) {
-        node.attributes[key] =
-            pathMapper.transformUrl(filePath, node.attributes[key]);
-      }
-    }
-    super.visitElement(node);
-  }
-}
-
-final _shadowDomJS = new RegExp(r'shadowdom\..*\.js', caseSensitive: false);
-final _bootJS = new RegExp(r'.*/polymer/boot.js', caseSensitive: false);
-
-/** Trim down the html for the main html page. */
-void transformMainHtml(Document document, FileInfo fileInfo,
-    PathMapper pathMapper, bool hasCss, bool rewriteUrls,
-    Messages messages, GlobalInfo global, String bootstrapOutName) {
-  var filePath = fileInfo.inputUrl.resolvedPath;
-
-  var dartLoaderTag = null;
-  bool shadowDomFound = false;
-  for (var tag in document.queryAll('script')) {
-    var src = tag.attributes['src'];
-    if (src != null) {
-      var last = src.split('/').last;
-      if (last == 'dart.js' || last == 'testing.js') {
-        dartLoaderTag = tag;
-      } else if (_shadowDomJS.hasMatch(last)) {
-        shadowDomFound = true;
-      }
-    }
-    if (tag.attributes['type'] == 'application/dart') {
-      tag.remove();
-    } else if (src != null) {
-      if (_bootJS.hasMatch(src)) {
-        tag.remove();
-      } else if (rewriteUrls) {
-        tag.attributes["src"] = pathMapper.transformUrl(filePath, src);
-      }
-    }
-  }
-
-  for (var tag in document.queryAll('link')) {
-    var href = tag.attributes['href'];
-    var rel = tag.attributes['rel'];
-    if (rel == 'component' || rel == 'components' || rel == 'import') {
-      tag.remove();
-    } else if (href != null && rewriteUrls && !hasCss) {
-      // Only rewrite URL if rewrite on and we're not CSS polyfilling.
-      tag.attributes['href'] = pathMapper.transformUrl(filePath, href);
-    }
-  }
-
-  if (rewriteUrls) {
-    // Transform any element's attribute which is a relative URL.
-    new _AttributeUrlTransform(filePath, pathMapper).visit(document);
-  }
-
-  if (hasCss) {
-    var newCss = pathMapper.mangle(path.basename(filePath), '.css', true);
-    var linkElem = new Element.html(
-        '<link rel="stylesheet" type="text/css" href="$newCss">');
-    document.head.insertBefore(linkElem, null);
-  }
-
-  var styles = document.queryAll('style');
-  if (styles.length > 0) {
-    var allCss = new StringBuffer();
-    fileInfo.styleSheets.forEach((styleSheet) =>
-        allCss.write(emitStyleSheet(styleSheet, fileInfo)));
-    styles[0].nodes.clear();
-    styles[0].nodes.add(new Text(allCss.toString()));
-    for (var i = styles.length - 1; i > 0 ; i--) {
-      styles[i].remove();
-    }
-  }
-
-  // TODO(jmesserly): put this in the global CSS file?
-  // http://dvcs.w3.org/hg/webcomponents/raw-file/tip/spec/templates/index.html#css-additions
-  document.head.nodes.insert(0, parseFragment(
-      '<style shadowcssshim="">template { display: none; }</style>'));
-
-  // Move all <element> declarations to the main HTML file
-  // TODO(sigmund): remove this once we have HTMLImports implemented.
-  for (var c in global.components.values) {
-    document.body.nodes.insert(0, new Text('\n'));
-    var fragment = c.element;
-    for (var tag in fragment.queryAll('script')) {
-      // TODO(sigmund): leave script tags around when we start using "boot.js"
-      if (tag.attributes['type'] == 'application/dart') {
-        tag.remove();
-      }
-    }
-    document.body.nodes.insert(0, fragment);
-  }
-
-  if (!shadowDomFound) {
-    // TODO(jmesserly): we probably shouldn't add this automatically.
-    document.body.nodes.add(parseFragment('<script type="text/javascript" '
-        'src="packages/shadow_dom/shadow_dom.debug.js"></script>\n'));
-
-    // JS interop code required for Polymer CSS shimming.
-    document.body.nodes.add(parseFragment('<script type="text/javascript" '
-        'src="packages/browser/interop.js"></script>\n'));
-  }
-
-  var bootstrapScript = parseFragment(
-        '<script type="application/dart" src="$bootstrapOutName"></script>');
-  if (dartLoaderTag == null) {
-    document.body.nodes.add(bootstrapScript);
-    // TODO(jmesserly): turn this warning on.
-    //messages.warning('Missing script to load Dart. '
-    //    'Please add this line to your HTML file: $dartLoader',
-    //    document.body.sourceSpan);
-    // TODO(sigmund): switch to 'boot.js'
-    document.body.nodes.add(parseFragment('<script type="text/javascript" '
-        'src="packages/browser/dart.js"></script>\n'));
-  } else if (dartLoaderTag.parent != document.body) {
-    document.body.nodes.add(bootstrapScript);
-  } else {
-    document.body.insertBefore(bootstrapScript, dartLoaderTag);
-  }
-
-  // Insert the "auto-generated" comment after the doctype, otherwise IE will
-  // go into quirks mode.
-  int commentIndex = 0;
-  DocumentType doctype =
-      document.nodes.firstWhere((n) => n is DocumentType, orElse: () => null);
-  if (doctype != null) {
-    commentIndex = document.nodes.indexOf(doctype) + 1;
-    // TODO(jmesserly): the html5lib parser emits a warning for missing
-    // doctype, but it allows you to put it after comments. Presumably they do
-    // this because some comments won't force IE into quirks mode (sigh). See
-    // this link for more info:
-    //     http://bugzilla.validator.nu/show_bug.cgi?id=836
-    // For simplicity we emit the warning always, like validator.nu does.
-    if (doctype.tagName != 'html' || commentIndex != 1) {
-      messages.warning('file should start with <!DOCTYPE html> '
-          'to avoid the possibility of it being parsed in quirks mode in IE. '
-          'See http://www.w3.org/TR/html5-diff/#doctype', doctype.sourceSpan);
-    }
-  }
-  document.nodes.insert(commentIndex, parseFragment(
-      '\n<!-- This file was auto-generated from $filePath. -->\n'));
-}