Put autofill code into namepspace autofill Step 2
Move all code in components/autofill into autofill namespace.

BUG=140037, 165534
[email protected]  (only namespace change)

Review URL: https://chromiumcodereview.appspot.com/14089006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@193982 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/components/autofill/browser/autofill_download.h b/components/autofill/browser/autofill_download.h
index 18a237c..940fb17 100644
--- a/components/autofill/browser/autofill_download.h
+++ b/components/autofill/browser/autofill_download.h
@@ -18,9 +18,6 @@
 #include "components/autofill/browser/autofill_type.h"
 #include "net/url_request/url_fetcher_delegate.h"
 
-class AutofillMetrics;
-class FormStructure;
-
 namespace content {
 class BrowserContext;
 }  // namespace content
@@ -29,6 +26,11 @@
 class URLFetcher;
 }  // namespace net
 
+namespace autofill {
+
+class AutofillMetrics;
+class FormStructure;
+
 // Handles getting and updating Autofill heuristics.
 class AutofillDownloadManager : public net::URLFetcherDelegate {
  public:
@@ -163,4 +165,6 @@
   int fetcher_id_for_unittest_;
 };
 
+}  // namespace autofill
+
 #endif  // COMPONENTS_AUTOFILL_BROWSER_AUTOFILL_DOWNLOAD_H_