Fix std::memset usage in blob_memory_controller_unittest.cc.

content/browser/blob_storage/blob_memory_controller_unittest.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "storage/browser/blob/blob_memory_controller.h"
 
 #include "base/bind.h"
 #include "base/files/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 200 matching lines @@
   EXPECT_EQ(0u, controller.memory_usage());
 }
 
 TEST_F(BlobMemoryControllerTest, PageToDisk) {
   const std::string kId = "id";
   const std::string kId2 = "id2";
   BlobMemoryController controller(temp_dir_.GetPath(), file_runner_);
   SetTestMemoryLimits(&controller);
 
   char kData[kTestBlobStorageMaxBlobMemorySize];
-  std::memset(kData, kTestBlobStorageMaxBlobMemorySize, 'e');
+  std::memset(kData, 'e', kTestBlobStorageMaxBlobMemorySize);
 
   // Add memory item that is the memory quota.
   BlobDataBuilder builder(kId);
   builder.AppendFutureData(kTestBlobStorageMaxBlobMemorySize);
 
   std::vector<scoped_refptr<ShareableBlobDataItem>> items =
       CreateSharedDataItems(builder);
 
   controller.ReserveMemoryQuota(items, GetMemoryRequestCallback());
   EXPECT_TRUE(memory_quota_result_);
@@ skipping 67 matching lines @@
   EXPECT_FALSE(controller.CanReserveQuota(kTestBlobStorageMaxDiskSpace + 1));
 }
 
 TEST_F(BlobMemoryControllerTest, CancelMemoryRequest) {
   const std::string kId = "id";
   const std::string kId2 = "id2";
   BlobMemoryController controller(temp_dir_.GetPath(), file_runner_);
   SetTestMemoryLimits(&controller);
 
   char kData[kTestBlobStorageMaxBlobMemorySize];
-  std::memset(kData, kTestBlobStorageMaxBlobMemorySize, 'e');
+  std::memset(kData, 'e', kTestBlobStorageMaxBlobMemorySize);
 
   // Add memory item that is the memory quota.
   BlobDataBuilder builder(kId);
   builder.AppendFutureData(kTestBlobStorageMaxBlobMemorySize);
 
   std::vector<scoped_refptr<ShareableBlobDataItem>> items =
       CreateSharedDataItems(builder);
 
   controller.ReserveMemoryQuota(items, GetMemoryRequestCallback());
 
@@ skipping 39 matching lines @@
 }
 
 TEST_F(BlobMemoryControllerTest, FileRequest) {
   const std::string kId = "id";
   const size_t kBlobSize = kTestBlobStorageMaxBlobMemorySize + 1;
 
   BlobMemoryController controller(temp_dir_.GetPath(), file_runner_);
   SetTestMemoryLimits(&controller);
 
   char kData[kBlobSize];
-  std::memset(kData, kBlobSize, 'e');
+  std::memset(kData, 'e', kBlobSize);
 
   // Add item that is the file quota.
   BlobDataBuilder builder(kId);
   builder.AppendFutureFile(0, kBlobSize, 0);
 
   std::vector<scoped_refptr<ShareableBlobDataItem>> items =
       CreateSharedDataItems(builder);
 
   file_quota_result_ = false;
   base::WeakPtr<QuotaAllocationTask> task =
@@ skipping 36 matching lines @@
 }
 
 TEST_F(BlobMemoryControllerTest, CancelFileRequest) {
   const std::string kId = "id";
   const size_t kBlobSize = kTestBlobStorageMaxBlobMemorySize + 1;
 
   BlobMemoryController controller(temp_dir_.GetPath(), file_runner_);
   SetTestMemoryLimits(&controller);
 
   char kData[kBlobSize];
-  std::memset(kData, kBlobSize, 'e');
+  std::memset(kData, 'e', kBlobSize);
 
   // Add memory item that is the memory quota.
   BlobDataBuilder builder(kId);
   builder.AppendFutureFile(0, kBlobSize, 0);
 
   std::vector<scoped_refptr<ShareableBlobDataItem>> items =
       CreateSharedDataItems(builder);
 
   base::WeakPtr<QuotaAllocationTask> task =
       controller.ReserveFileQuota(items, GetFileCreationCallback());
@@ skipping 163 matching lines @@
   const uint64_t kFirstMemorySize = kTestBlobStorageMaxBlobMemorySize;
   const std::string kSecondMemoryId = "id2";
   const uint64_t kSecondMemorySize = 1;
   const std::string kFileId = "id2";
   const uint64_t kFileBlobSize = kTestBlobStorageMaxBlobMemorySize;
 
   BlobMemoryController controller(temp_dir_.GetPath(), file_runner_);
   SetTestMemoryLimits(&controller);
 
   char kDataMemoryData[kFirstMemorySize];
-  std::memset(kDataMemoryData, kFirstMemorySize, 'e');
+  std::memset(kDataMemoryData, 'e', kFirstMemorySize);
 
   // Add first memory item to fill up some memory quota.
   BlobDataBuilder builder(kFirstMemoryId);
   builder.AppendFutureData(kTestBlobStorageMaxBlobMemorySize);
 
   std::vector<scoped_refptr<ShareableBlobDataItem>> items =
       CreateSharedDataItems(builder);
 
   controller.ReserveMemoryQuota(items, GetMemoryRequestCallback());
 
@@ skipping 51 matching lines @@
   file_items.clear();
   items.clear();
 
   RunFileThreadTasks();
   base::RunLoop().RunUntilIdle();
 
   EXPECT_EQ(0ull, controller.disk_usage());
   EXPECT_EQ(0ull, controller.memory_usage());
 }
 }  // namespace storage