Move download messages from Renderer to Frame filter.

content/common/view_messages.h

Index: content/common/view_messages.h
diff --git a/content/common/view_messages.h b/content/common/view_messages.h
index 8ced96a7472092f974506f4498cdb566320695ec..bd58df83b6111fefb69ec7e56f3d444429a3f61e 100644
--- a/content/common/view_messages.h
+++ b/content/common/view_messages.h
@@ -1084,14 +1084,6 @@ IPC_MESSAGE_ROUTED2(ViewHostMsg_AppCacheAccessed,
                     GURL /* manifest url */,
                     bool /* blocked by policy */)
 
-// Initiates a download based on user actions like 'ALT+click'.
-IPC_MESSAGE_CONTROL5(ViewHostMsg_DownloadUrl,
-                     int /* render_view_id */,
-                     int /* render_frame_id */,
-                     GURL /* url */,
-                     content::Referrer /* referrer */,
-                     base::string16 /* suggested_name */)
-
 // Used to go to the session history entry at the given offset (ie, -1 will
 // return the "back" item).
 IPC_MESSAGE_ROUTED1(ViewHostMsg_GoToEntryAtOffset,
@@ -1158,14 +1150,6 @@ IPC_MESSAGE_ROUTED2(ViewHostMsg_EnumerateDirectory,
                     int /* request_id */,
                     base::FilePath /* file_path */)
 
-// Asks the browser to save a image (for <canvas> or <img>) from a data URL.
-// Note: |data_url| is the contents of a data:URL, and that it's represented as
-// a string only to work around size limitations for GURLs in IPC messages.
-IPC_MESSAGE_CONTROL3(ViewHostMsg_SaveImageFromDataURL,
-                     int /* render_view_id */,
-                     int /* render_frame_id */,
-                     std::string /* data_url */)
-
 // Tells the browser to move the focus to the next (previous if reverse is
 // true) focusable element.
 IPC_MESSAGE_ROUTED1(ViewHostMsg_TakeFocus,