Reland after revert - Adds parsing for the app_id field from an

chrome/test/data/chromeos/gdata/entry.xml

Index: chrome/test/data/chromeos/gdata/entry.xml
diff --git a/chrome/test/data/chromeos/gdata/entry.xml b/chrome/test/data/chromeos/gdata/entry.xml
index 99c9848411903d3a646eefd244543c616fd85f61..8ef6328e7df698e7a0e71e2146b23a8b37de7d67 100644
--- a/chrome/test/data/chromeos/gdata/entry.xml
+++ b/chrome/test/data/chromeos/gdata/entry.xml
@@ -1 +1 @@
-<?xml version="1.0" encoding="UTF-8"?><entry gd:etag="&quot;HhMOFgcNHSt7ImBr&quot;" xmlns="http://www.w3.org/2005/Atom" xmlns:batch="http://schemas.google.com/gdata/batch" xmlns:docs="http://schemas.google.com/docs/2007" xmlns:gd="http://schemas.google.com/g/2005"><id>https://xml_file_id</id><published>2010-11-07T05:03:54.719Z</published><updated>2011-04-01T18:34:08.234Z</updated><app:edited xmlns:app="http://www.w3.org/2007/app">2012-03-21T04:35:08.213Z</app:edited><category label="application/x-tar" scheme="http://schemas.google.com/g/2005#kind" term="http://schemas.google.com/docs/2007#file"/><category label="modified-by-me" scheme="http://schemas.google.com/g/2005/labels" term="http://schemas.google.com/g/2005/labels#modified-by-me"/><title>Xml Entry File Title.tar</title><content src="https://1_xml_file_entry_content_url/" type="application/x-tar"/><link href="https://xml_file_entry_id_alternate_link/" rel="alternate" type="text/html"/><link href="https://xml_file_entry_id_resumable_edit_media_link/icon.png" rel="http://schemas.google.com/docs/2007#icon" type="image/png"/><link href="https://xml_file_entry_id_resumable_edit_media_link/" rel="http://schemas.google.com/g/2005#resumable-edit-media" type="application/atom+xml"/><link href="https://xml_file_entry_id_alt_edit_media_link/" rel="http://schemas.google.com/docs/2007#alt-edit-media" type="application/atom+xml"/><link href="https://xml_file_entry_id_self_link/" rel="self" type="application/atom+xml"/><link href="https://xml_file_entry_id_edit_link/" rel="edit" type="application/atom+xml"/><link href="https://xml_file_entry_id_edit_media_link/" rel="edit-media" type="application/x-tar"/><author><name>entry_tester</name><email>entry_tester@testing.com</email></author><gd:resourceId>file:xml_file_resouce_id</gd:resourceId><docs:modifiedByMeDate>2012-03-21T04:35:08.207Z</docs:modifiedByMeDate><gd:lastModifiedBy><name>zelidrag</name><email>zelidrag@gmail.com</email></gd:lastModifiedBy><gd:quotaBytesUsed>26562560</gd:quotaBytesUsed><docs:writersCanInvite value="true"/><docs:md5Checksum>e48f4d5c46a778de263e0e3f4b3d2a7d</docs:md5Checksum><docs:filename>Xml Entry File Name.tar</docs:filename><docs:suggestedFilename>Xml Entry Suggested File Name.tar</docs:suggestedFilename><docs:size>26562560</docs:size><gd:feedLink href="https://docs.google.com/feeds/xml_file_entry_id/acl" rel="http://schemas.google.com/acl/2007#accessControlList"/><gd:feedLink href="https://docs.google.com/feeds/xml_file_entry_id/revisions" rel="http://schemas.google.com/docs/2007/revisions"/></entry>
+<?xml version="1.0" encoding="UTF-8"?><entry gd:etag="&quot;HhMOFgcNHSt7ImBr&quot;" xmlns="http://www.w3.org/2005/Atom" xmlns:batch="http://schemas.google.com/gdata/batch" xmlns:docs="http://schemas.google.com/docs/2007" xmlns:gd="http://schemas.google.com/g/2005"><id>https://xml_file_id</id><published>2010-11-07T05:03:54.719Z</published><updated>2011-04-01T18:34:08.234Z</updated><app:edited xmlns:app="http://www.w3.org/2007/app">2012-03-21T04:35:08.213Z</app:edited><category label="application/x-tar" scheme="http://schemas.google.com/g/2005#kind" term="http://schemas.google.com/docs/2007#file"/><category label="modified-by-me" scheme="http://schemas.google.com/g/2005/labels" term="http://schemas.google.com/g/2005/labels#modified-by-me"/><title>Xml Entry File Title.tar</title><content src="https://1_xml_file_entry_content_url/" type="application/x-tar"/><link href="https://xml_file_entry_id_alternate_link/" rel="alternate" type="text/html"/><link href="https://xml_file_entry_id_resumable_edit_media_link/icon.png" rel="http://schemas.google.com/docs/2007#icon" type="image/png"/><link href="https://xml_file_entry_id_resumable_edit_media_link/" rel="http://schemas.google.com/g/2005#resumable-edit-media" type="application/atom+xml"/><link href="https://xml_file_entry_id_alt_edit_media_link/" rel="http://schemas.google.com/docs/2007#alt-edit-media" type="application/atom+xml"/><link href="https://xml_file_entry_id_self_link/" rel="self" type="application/atom+xml"/><link href="https://xml_file_entry_id_edit_link/" rel="edit" type="application/atom+xml"/><link href="https://xml_file_entry_id_edit_media_link/" rel="edit-media" type="application/x-tar"/><link href="https://xml_file_entry_open_with_link/" rel="http://schemas.google.com/docs/2007#open-with-the_app_id" type="application/atom+xml"/><link href="https://xml_file_fake_entry_open_with_link/" rel="http://schemas.google.com/docs/2007#oh-no-not-open-with-the_app_id" type="application/atom+xml"/><author><name>entry_tester</name><email>entry_tester@testing.com</email></author><gd:resourceId>file:xml_file_resouce_id</gd:resourceId><docs:modifiedByMeDate>2012-03-21T04:35:08.207Z</docs:modifiedByMeDate><gd:lastModifiedBy><name>zelidrag</name><email>zelidrag@gmail.com</email></gd:lastModifiedBy><gd:quotaBytesUsed>26562560</gd:quotaBytesUsed><docs:writersCanInvite value="true"/><docs:md5Checksum>e48f4d5c46a778de263e0e3f4b3d2a7d</docs:md5Checksum><docs:filename>Xml Entry File Name.tar</docs:filename><docs:suggestedFilename>Xml Entry Suggested File Name.tar</docs:suggestedFilename><docs:size>26562560</docs:size><gd:feedLink href="https://docs.google.com/feeds/xml_file_entry_id/acl" rel="http://schemas.google.com/acl/2007#accessControlList"/><gd:feedLink href="https://docs.google.com/feeds/xml_file_entry_id/revisions" rel="http://schemas.google.com/docs/2007/revisions"/></entry>