Revert of Resubmit of imageWriterPrivate.destroyPartitions.

chrome/browser/extensions/api/image_writer_private/operation_manager.cc

Index: chrome/browser/extensions/api/image_writer_private/operation_manager.cc
diff --git a/chrome/browser/extensions/api/image_writer_private/operation_manager.cc b/chrome/browser/extensions/api/image_writer_private/operation_manager.cc
index 2b525e56389cd718d3a4e58f531ecf068e90ab7f..b1b1c44d06112f44ad2c78676829f1652b1c911c 100644
--- a/chrome/browser/extensions/api/image_writer_private/operation_manager.cc
+++ b/chrome/browser/extensions/api/image_writer_private/operation_manager.cc
@@ -5,7 +5,6 @@
 #include "base/lazy_instance.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_notification_types.h"
-#include "chrome/browser/extensions/api/image_writer_private/destroy_partitions_operation.h"
 #include "chrome/browser/extensions/api/image_writer_private/error_messages.h"
 #include "chrome/browser/extensions/api/image_writer_private/operation.h"
 #include "chrome/browser/extensions/api/image_writer_private/operation_manager.h"
@@ -64,6 +63,7 @@
     bool saveImageAsDownload,
     const std::string& storage_unit_id,
     const Operation::StartWriteCallback& callback) {
+
   OperationMap::iterator existing_operation = operations_.find(extension_id);
 
   if (existing_operation != operations_.end()) {
@@ -78,10 +78,14 @@
                                 hash,
                                 saveImageAsDownload,
                                 storage_unit_id));
+
   operations_[extension_id] = operation;
+
   BrowserThread::PostTask(BrowserThread::FILE,
                           FROM_HERE,
-                          base::Bind(&Operation::Start, operation));
+                          base::Bind(&Operation::Start,
+                                     operation.get()));
+
   callback.Run(true, "");
 }
 
@@ -101,10 +105,14 @@
                                  extension_id,
                                  path,
                                  storage_unit_id));
+
   operations_[extension_id] = operation;
+
   BrowserThread::PostTask(BrowserThread::FILE,
                           FROM_HERE,
-                          base::Bind(&Operation::Start, operation));
+                          base::Bind(&Operation::Start,
+                                     operation.get()));
+
   callback.Run(true, "");
 }
 
@@ -124,27 +132,6 @@
   }
 }
 
-void OperationManager::DestroyPartitions(
-    const ExtensionId& extension_id,
-    const std::string& storage_unit_id,
-    const Operation::StartWriteCallback& callback) {
-  OperationMap::iterator existing_operation = operations_.find(extension_id);
-
-  if (existing_operation != operations_.end()) {
-    return callback.Run(false, error::kOperationAlreadyInProgress);
-  }
-
-  scoped_refptr<Operation> operation(
-      new DestroyPartitionsOperation(weak_factory_.GetWeakPtr(),
-                                     extension_id,
-                                     storage_unit_id));
-  operations_[extension_id] = operation;
-  BrowserThread::PostTask(BrowserThread::FILE,
-                          FROM_HERE,
-                          base::Bind(&Operation::Start, operation));
-  callback.Run(true, "");
-}
-
 void OperationManager::OnProgress(const ExtensionId& extension_id,
                                   image_writer_api::Stage stage,
                                   int progress) {