Revert of [BlobStorage] Implementing disk.

content/browser/blob_storage/blob_storage_browsertest.cc

Index: content/browser/blob_storage/blob_storage_browsertest.cc
diff --git a/content/browser/blob_storage/blob_storage_browsertest.cc b/content/browser/blob_storage/blob_storage_browsertest.cc
deleted file mode 100644
index fdcf7da6ec9b955135fc61474e9fe4a3a074ee55..0000000000000000000000000000000000000000
--- a/content/browser/blob_storage/blob_storage_browsertest.cc
+++ /dev/null
@@ -1,103 +0,0 @@
-// 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 "base/run_loop.h"
-#include "content/browser/blob_storage/chrome_blob_storage_context.h"
-#include "content/public/browser/browser_context.h"
-#include "content/public/browser/browser_thread.h"
-#include "content/public/browser/web_contents.h"
-#include "content/public/test/browser_test_utils.h"
-#include "content/public/test/content_browser_test.h"
-#include "content/public/test/content_browser_test_utils.h"
-#include "content/shell/browser/shell.h"
-#include "storage/browser/blob/blob_memory_controller.h"
-#include "storage/browser/blob/blob_storage_context.h"
-#include "storage/common/blob_storage/blob_storage_constants.h"
-
-namespace content {
-namespace {
-const size_t kTestBlobStorageIPCThresholdBytes = 5;
-const size_t kTestBlobStorageMaxSharedMemoryBytes = 10;
-
-const size_t kTestBlobStorageMaxBlobMemorySize = 200;
-const uint64_t kTestBlobStorageMaxDiskSpace = 3000;
-const uint64_t kTestBlobStorageMinFileSizeBytes = 20;
-const uint64_t kTestBlobStorageMaxFileSizeBytes = 50;
-}  // namespace
-
-// This browser test is aimed towards exercising the blob storage transportation
-// strategies and paging memory to disk.
-class BlobStorageBrowserTest : public ContentBrowserTest {
- public:
-  BlobStorageBrowserTest() {
-    limits_.max_ipc_memory_size = kTestBlobStorageIPCThresholdBytes;
-    limits_.max_shared_memory_size = kTestBlobStorageMaxSharedMemoryBytes;
-    limits_.max_blob_in_memory_space = kTestBlobStorageMaxBlobMemorySize;
-    limits_.max_blob_disk_space = kTestBlobStorageMaxDiskSpace;
-    limits_.min_page_file_size = kTestBlobStorageMinFileSizeBytes;
-    limits_.max_file_size = kTestBlobStorageMaxFileSizeBytes;
-  }
-
-  void SetBlobLimits() {
-    GetMemoryController()->set_limits_for_testing(limits_);
-  }
-
-  storage::BlobMemoryController* GetMemoryController() {
-    content::ChromeBlobStorageContext* blob_context =
-        ChromeBlobStorageContext::GetFor(
-            shell()->web_contents()->GetBrowserContext());
-    return blob_context->context()->mutable_memory_controller();
-  }
-
-  void SimpleTest(const GURL& test_url, bool incognito = false) {
-    // The test page will perform tests on blob storage, then navigate to either
-    // a #pass or #fail ref.
-    Shell* the_browser = incognito ? CreateOffTheRecordBrowser() : shell();
-
-    VLOG(0) << "Navigating to URL and blocking. " << test_url.spec();
-    NavigateToURLBlockUntilNavigationsComplete(the_browser, test_url, 2);
-    VLOG(0) << "Navigation done.";
-    std::string result =
-        the_browser->web_contents()->GetLastCommittedURL().ref();
-    if (result != "pass") {
-      std::string js_result;
-      ASSERT_TRUE(ExecuteScriptAndExtractString(
-          the_browser, "window.domAutomationController.send(getLog())",
-          &js_result));
-      FAIL() << "Failed: " << js_result;
-    }
-  }
-
- protected:
-  storage::BlobStorageLimits limits_;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(BlobStorageBrowserTest);
-};
-
-IN_PROC_BROWSER_TEST_F(BlobStorageBrowserTest, BlobCombinations) {
-  SetBlobLimits();
-  SimpleTest(GetTestUrl("blob_storage", "blob_creation_and_slicing.html"));
-  storage::BlobMemoryController* memory_controller = GetMemoryController();
-  // Our exact usages depend on IPC message ordering & garbage collection.
-  // Since this is basically random, we just check bounds.
-  EXPECT_LT(0u, memory_controller->memory_usage());
-  EXPECT_LT(0ul, memory_controller->disk_usage());
-  EXPECT_GT(memory_controller->disk_usage(),
-            static_cast<uint64_t>(memory_controller->memory_usage()));
-  EXPECT_GT(limits_.max_blob_in_memory_space,
-            memory_controller->memory_usage());
-  EXPECT_GT(limits_.max_blob_disk_space, memory_controller->disk_usage());
-  shell()->Close();
-
-  // Make sure we run all file / io tasks.
-  base::RunLoop().RunUntilIdle();
-  BrowserThread::GetBlockingPool()->FlushForTesting();
-  base::RunLoop().RunUntilIdle();
-
-  EXPECT_EQ(0u, memory_controller->memory_usage());
-  EXPECT_EQ(0ul, memory_controller->disk_usage());
-}
-
-}  // namespace content