Move Webstore URL concepts to //extensions

extensions/shell/common/shell_extensions_client.cc

Index: extensions/shell/common/shell_extensions_client.cc
diff --git a/extensions/shell/common/shell_extensions_client.cc b/extensions/shell/common/shell_extensions_client.cc
index be135c78e01e113689919d64e2c10ca0f4a043d7..bbc42104d752c0cae6fe9e1c33ddaaab8511085a 100644
--- a/extensions/shell/common/shell_extensions_client.cc
+++ b/extensions/shell/common/shell_extensions_client.cc
@@ -193,4 +193,18 @@ bool ShellExtensionsClient::ShouldSuppressFatalErrors() const {
   return true;
 }
 
+std::string ShellExtensionsClient::GetWebstoreBaseURL() const {
+  return extension_urls::kChromeWebstoreBaseURL;
+}
+
+std::string ShellExtensionsClient::GetWebstoreUpdateURL() const {
+  return extension_urls::kChromeWebstoreUpdateURL;
+}
+
+bool ShellExtensionsClient::IsBlacklistUpdateURL(const GURL& url) const {
+  // TODO(rockot): Maybe we want to do something else here. For now we accept
+  // any URL as a blacklist URL because we don't really care.
+  return true;
+}
+
 }  // namespace extensions