Refactoring: Moving the SafeJsonParser to its own component.

chrome/browser/extensions/webstore_install_helper.h

Index: chrome/browser/extensions/webstore_install_helper.h
diff --git a/chrome/browser/extensions/webstore_install_helper.h b/chrome/browser/extensions/webstore_install_helper.h
index 0a24af1d4817a3edbe25a5f290d6ae2f90129803..7cdb86579ac72bb6a982dfd65b29d7820932c9f5 100644
--- a/chrome/browser/extensions/webstore_install_helper.h
+++ b/chrome/browser/extensions/webstore_install_helper.h
@@ -26,7 +26,9 @@ namespace net {
 class URLRequestContextGetter;
 }
 
+namespace safe_json_parser {
 class SafeJsonParser;
+}
 
 namespace extensions {
 
@@ -94,7 +96,7 @@ class WebstoreInstallHelper : public base::RefCounted<WebstoreInstallHelper>,
   // The manifest to parse.
   std::string manifest_;
 
-  scoped_refptr<SafeJsonParser> json_parser_;
+  scoped_refptr<safe_json_parser::SafeJsonParser> json_parser_;
 
   // If |icon_url_| is non-empty, it needs to be fetched and decoded into an
   // SkBitmap.