Enforce the 'requirements' field in manifests.

chrome/browser/extensions/updater/manifest_fetch_data.cc

Index: chrome/browser/extensions/updater/manifest_fetch_data.cc
diff --git a/chrome/browser/extensions/updater/manifest_fetch_data.cc b/chrome/browser/extensions/updater/manifest_fetch_data.cc
index a5f8dda9b4b05c7564c07e1baf787555b39108f7..b8d3a7008549b20598bde34b2bad8af3985fc019 100644
--- a/chrome/browser/extensions/updater/manifest_fetch_data.cc
+++ b/chrome/browser/extensions/updater/manifest_fetch_data.cc
@@ -23,6 +23,29 @@ const int kExtensionsManifestMaxURLSize = 2000;
 
 namespace extensions {
 
+ManifestFetchExtensionInfo::ManifestFetchExtensionInfo(
+    const std::string& id, const std::string& version,
+    const std::string& update_url_data, const std::string& install_source,
+    bool is_sync)
+    : id(id),
+      version(version),
+      update_url_data(update_url_data),
+      install_source(install_source),
+      is_sync(is_sync) {
+}
+
+ManifestFetchExtensionInfo::ManifestFetchExtensionInfo()
+    : id(""),
+      version(""),
+      update_url_data(""),
+      install_source(""),
+      is_sync(false) {
+}
+
+ManifestFetchExtensionInfo::~ManifestFetchExtensionInfo() {
+}
+
+
 ManifestFetchData::ManifestFetchData(const GURL& update_url)
     : base_url_(update_url),
       full_url_(update_url) {
@@ -55,8 +78,9 @@ ManifestFetchData::~ManifestFetchData() {}
 bool ManifestFetchData::AddExtension(std::string id, std::string version,
                                      const PingData* ping_data,
                                      const std::string& update_url_data,
-                                     const std::string& install_source) {
-  if (extension_ids_.find(id) != extension_ids_.end()) {
+                                     const std::string& install_source,
+                                     const bool is_sync) {
+  if (extension_infos_.find(id) != extension_infos_.end()) {
     NOTREACHED() << "Duplicate extension id " << id;
     return false;
   }
@@ -111,20 +135,23 @@ bool ManifestFetchData::AddExtension(std::string id, std::string version,
 
   // Check against our max url size, exempting the first extension added.
   int new_size = full_url_.possibly_invalid_spec().size() + extra.size();
-  if (!extension_ids_.empty() && new_size > kExtensionsManifestMaxURLSize) {
+  if (!extension_infos_.empty() && new_size > kExtensionsManifestMaxURLSize) {
     UMA_HISTOGRAM_PERCENTAGE("Extensions.UpdateCheckHitUrlSizeLimit", 1);
     return false;
   }
   UMA_HISTOGRAM_PERCENTAGE("Extensions.UpdateCheckHitUrlSizeLimit", 0);
 
   // We have room so go ahead and add the extension.
-  extension_ids_.insert(id);
+  extension_infos_[id] = ManifestFetchExtensionInfo(id, version,
+                                                    update_url_data,
+                                                    install_source,
+                                                    is_sync);
   full_url_ = GURL(full_url_.possibly_invalid_spec() + extra);
   return true;
 }
 
 bool ManifestFetchData::Includes(const std::string& extension_id) const {
-  return extension_ids_.find(extension_id) != extension_ids_.end();
+  return extension_infos_.find(extension_id) != extension_infos_.end();
 }
 
 bool ManifestFetchData::DidPing(std::string extension_id, PingType type) const {