Wire up the deleteFileSystem operation.

content/browser/fileapi/fileapi_message_filter.cc

Index: content/browser/fileapi/fileapi_message_filter.cc
diff --git a/content/browser/fileapi/fileapi_message_filter.cc b/content/browser/fileapi/fileapi_message_filter.cc
index 5097b6e395e8a777fea98a0db966bf374bacdab4..75977e506a539ffd0df2f5a3f414236ce6293c95 100644
--- a/content/browser/fileapi/fileapi_message_filter.cc
+++ b/content/browser/fileapi/fileapi_message_filter.cc
@@ -150,6 +150,7 @@ bool FileAPIMessageFilter::OnMessageReceived(
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP_EX(FileAPIMessageFilter, message, *message_was_ok)
     IPC_MESSAGE_HANDLER(FileSystemHostMsg_Open, OnOpen)
+    IPC_MESSAGE_HANDLER(FileSystemHostMsg_DeleteFileSystem, OnDeleteFileSystem)
     IPC_MESSAGE_HANDLER(FileSystemHostMsg_Move, OnMove)
     IPC_MESSAGE_HANDLER(FileSystemHostMsg_Copy, OnCopy)
     IPC_MESSAGE_HANDLER(FileSystemMsg_Remove, OnRemove)
@@ -207,6 +208,15 @@ void FileAPIMessageFilter::OnOpen(
       &FileAPIMessageFilter::DidOpenFileSystem, this, request_id));
 }
 
+void FileAPIMessageFilter::OnDeleteFileSystem(
+    int request_id,
+    const GURL& origin_url,
+    fileapi::FileSystemType type) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
+  context_->DeleteFileSystem(origin_url, type, base::Bind(
+      &FileAPIMessageFilter::DidDeleteFileSystem, this, request_id));
+}
+
 void FileAPIMessageFilter::OnMove(
     int request_id, const GURL& src_path, const GURL& dest_path) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
@@ -652,6 +662,17 @@ void FileAPIMessageFilter::DidOpenFileSystem(int request_id,
   // For OpenFileSystem we do not create a new operation, so no unregister here.
 }
 
+void FileAPIMessageFilter::DidDeleteFileSystem(
+    int request_id,
+    base::PlatformFileError result) {
+  if (result == base::PLATFORM_FILE_OK)
+    Send(new FileSystemMsg_DidSucceed(request_id));
+  else
+    Send(new FileSystemMsg_DidFail(request_id, result));
+  // For DeleteFileSystem we do not create a new operation,
+  // so no unregister here.
+}
+
 void FileAPIMessageFilter::DidCreateSnapshot(
     int request_id,
     const base::Callback<void(const FilePath&)>& register_file_callback,