move favicon download code from chrome/ into content/

content/renderer/favicon_helper.h

Index: content/renderer/favicon_helper.h
diff --git a/chrome/renderer/favicon_helper.h b/content/renderer/favicon_helper.h
similarity index 88%
rename from chrome/renderer/favicon_helper.h
rename to content/renderer/favicon_helper.h
index aeccd28a804497a88616f41d2a6898aa9a764579..985c6805292e6e7caf1167113a374a13b3337aec 100644
--- a/chrome/renderer/favicon_helper.h
+++ b/content/renderer/favicon_helper.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_RENDERER_FAVICON_HELPER_H_
-#define CHROME_RENDERER_FAVICON_HELPER_H_
+#ifndef CONTENT_RENDERER_FAVICON_HELPER_H_
+#define CONTENT_RENDERER_FAVICON_HELPER_H_
 
 #include <string>
 #include <vector>
@@ -13,18 +13,25 @@
 #include "content/public/renderer/render_view_observer.h"
 #include "googleurl/src/gurl.h"
 
-struct FaviconURL;
 class SkBitmap;
 
+namespace content {
+struct FaviconURL;
+}
+
 namespace webkit_glue {
 class MultiResolutionImageResourceFetcher;
 }
 
+namespace content {
+
+struct FaviconURL;
+
 // This class deals with favicon downloading.
 // There is one FaviconHelper per RenderView, which is owned by the RenderView.
-class FaviconHelper : public content::RenderViewObserver {
+class FaviconHelper : public RenderViewObserver {
  public:
-  explicit FaviconHelper(content::RenderView* render_view);
+  explicit FaviconHelper(RenderView* render_view);
 
  private:
   virtual ~FaviconHelper();
@@ -72,4 +79,6 @@ class FaviconHelper : public content::RenderViewObserver {
   DISALLOW_COPY_AND_ASSIGN(FaviconHelper);
 };
 
-#endif  // CHROME_RENDERER_FAVICON_HELPER_H_
+} // namespace content
+
+#endif  // CONTENT_RENDERER_FAVICON_HELPER_H_