Create autofill subdirectory in chrome/renderer

chrome/renderer/autofill/form_manager.cc

Index: chrome/renderer/autofill/form_manager.cc
diff --git a/chrome/renderer/form_manager.cc b/chrome/renderer/autofill/form_manager.cc
similarity index 99%
rename from chrome/renderer/form_manager.cc
rename to chrome/renderer/autofill/form_manager.cc
index b94a1a049eb3c0e3f9123963230be5aa98d6241f..79cdecea3716cfb4eeb3e197787bec698dfd5d90 100644
--- a/chrome/renderer/form_manager.cc
+++ b/chrome/renderer/autofill/form_manager.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/renderer/form_manager.h"
+#include "chrome/renderer/autofill/form_manager.h"
 
 #include "base/logging.h"
 #include "base/scoped_vector.h"
@@ -275,6 +275,8 @@ void GetOptionStringsFromElement(WebFormControlElement element,
 
 }  // namespace
 
+namespace autofill {
+
 struct FormManager::FormElement {
   WebKit::WebFormElement form_element;
   std::vector<WebKit::WebFormControlElement> control_elements;
@@ -920,3 +922,5 @@ void FormManager::PreviewFormField(WebFormControlElement* field,
   if (is_initiating_node)
     input_element.setSelectionRange(0, input_element.suggestedValue().length());
 }
+
+}  // namespace autofill