Move discardable memory to //components from //content

components/discardable_memory/common/discardable_shared_memory_heap_unittest.cc

 // Copyright 2014 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 "content/common/discardable_shared_memory_heap.h"
+#include "components/discardable_memory/common/discardable_shared_memory_heap.h"
 
 #include <stddef.h>
 #include <utility>
 
 #include "base/bind.h"
 #include "base/memory/discardable_shared_memory.h"
 #include "base/process/process_metrics.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
-namespace content {
+namespace discardable_memory {
 namespace {
 
-void NullTask() {
-}
+void NullTask() {}
 
 TEST(DiscardableSharedMemoryHeapTest, Basic) {
   size_t block_size = base::GetPageSize();
   DiscardableSharedMemoryHeap heap(block_size);
 
   // Initial size should be 0.
   EXPECT_EQ(0u, heap.GetSize());
 
   // Initial size of free lists should be 0.
   EXPECT_EQ(0u, heap.GetSizeOfFreeLists());
@@ skipping 300 matching lines @@
   EXPECT_TRUE(rv);
   heap.ReleasePurgedMemory();
 
   // Check that allocator dump is created after memory is purged.
   EXPECT_TRUE(heap.CreateMemoryAllocatorDump(span.get(), "discardable/test2",
                                              pmd.get()));
 }
 
 }  // namespace
 }  // namespace content