Adds ImageWriterPrivate.destroyPartitions operation.

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 b1b1c44d06112f44ad2c78676829f1652b1c911c..2b525e56389cd718d3a4e58f531ecf068e90ab7f 100644
--- a/chrome/browser/extensions/api/image_writer_private/operation_manager.cc
+++ b/chrome/browser/extensions/api/image_writer_private/operation_manager.cc
@@ -5,6 +5,7 @@
 #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"
@@ -63,7 +64,6 @@ void OperationManager::StartWriteFromUrl(
     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()) {
@@ -78,14 +78,10 @@ void OperationManager::StartWriteFromUrl(
                                 hash,
                                 saveImageAsDownload,
                                 storage_unit_id));
-
   operations_[extension_id] = operation;
-
   BrowserThread::PostTask(BrowserThread::FILE,
                           FROM_HERE,
-                          base::Bind(&Operation::Start,
-                                     operation.get()));
-
+                          base::Bind(&Operation::Start, operation));
   callback.Run(true, "");
 }
 
@@ -105,14 +101,10 @@ void OperationManager::StartWriteFromFile(
                                  extension_id,
                                  path,
                                  storage_unit_id));
-
   operations_[extension_id] = operation;
-
   BrowserThread::PostTask(BrowserThread::FILE,
                           FROM_HERE,
-                          base::Bind(&Operation::Start,
-                                     operation.get()));
-
+                          base::Bind(&Operation::Start, operation));
   callback.Run(true, "");
 }
 
@@ -132,6 +124,27 @@ void OperationManager::CancelWrite(
   }
 }
 
+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) {