Move discardable memory to //components from //content

content/child/child_thread_impl_browsertest.cc

 // Copyright 2015 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/child/child_thread_impl.h"
 
 #include <stddef.h>
 #include <string.h>
 #include <utility>
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/memory/discardable_memory.h"
 #include "base/memory/scoped_vector.h"
 #include "base/time/time.h"
-#include "content/child/child_discardable_shared_memory_manager.h"
+#include "components/discardable_memory/client/client_discardable_shared_memory_manager.h"
+#include "components/discardable_memory/service/discardable_shared_memory_manager.h"
 #include "content/child/child_gpu_memory_buffer_manager.h"
-#include "content/common/host_discardable_shared_memory_manager.h"
 #include "content/public/common/content_switches.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 "gpu/ipc/client/gpu_memory_buffer_impl.h"
 #include "ui/gfx/buffer_format_util.h"
 #include "url/gurl.h"
 
 namespace content {
 namespace {
 
 class ChildThreadImplBrowserTest : public ContentBrowserTest {
  public:
   ChildThreadImplBrowserTest()
       : child_discardable_shared_memory_manager_(nullptr) {}
 
   // Overridden from BrowserTestBase:
   void SetUpCommandLine(base::CommandLine* command_line) override {
     command_line->AppendSwitch(switches::kSingleProcess);
   }
   void SetUpOnMainThread() override {
     NavigateToURL(shell(), GURL(url::kAboutBlankURL));
     PostTaskToInProcessRendererAndWait(
         base::Bind(&ChildThreadImplBrowserTest::SetUpOnChildThread,
                    base::Unretained(this)));
   }
 
-  ChildDiscardableSharedMemoryManager*
+  discardable_memory::ClientDiscardableSharedMemoryManager*
   child_discardable_shared_memory_manager() {
     return child_discardable_shared_memory_manager_;
   }
 
  private:
   void SetUpOnChildThread() {
     child_discardable_shared_memory_manager_ =
         ChildThreadImpl::current()->discardable_shared_memory_manager();
   }
 
-  ChildDiscardableSharedMemoryManager* child_discardable_shared_memory_manager_;
+  discardable_memory::ClientDiscardableSharedMemoryManager*
+      child_discardable_shared_memory_manager_;
 };
 
 IN_PROC_BROWSER_TEST_F(ChildThreadImplBrowserTest, LockDiscardableMemory) {
   const size_t kSize = 1024 * 1024;  // 1MiB.
 
   std::unique_ptr<base::DiscardableMemory> memory =
       child_discardable_shared_memory_manager()
           ->AllocateLockedDiscardableMemory(kSize);
 
   ASSERT_TRUE(memory);
   void* addr = memory->data();
   ASSERT_NE(nullptr, addr);
 
   memory->Unlock();
 
   // Purge all unlocked memory.
-  HostDiscardableSharedMemoryManager::current()->SetMemoryLimit(0);
+  discardable_memory::DiscardableSharedMemoryManager::current()->SetMemoryLimit(
+      0);
 
   // Should fail as memory should have been purged.
   EXPECT_FALSE(memory->Lock());
 }
 
 IN_PROC_BROWSER_TEST_F(ChildThreadImplBrowserTest,
                        DiscardableMemoryAddressSpace) {
   const size_t kLargeSize = 4 * 1024 * 1024;   // 4MiB.
   const size_t kNumberOfInstances = 1024 + 1;  // >4GiB total.
 
@@ skipping 14 matching lines @@
                        ReleaseFreeDiscardableMemory) {
   const size_t kSize = 1024 * 1024;  // 1MiB.
 
   std::unique_ptr<base::DiscardableMemory> memory =
       child_discardable_shared_memory_manager()
           ->AllocateLockedDiscardableMemory(kSize);
 
   EXPECT_TRUE(memory);
   memory.reset();
 
-  EXPECT_GE(HostDiscardableSharedMemoryManager::current()->GetBytesAllocated(),
+  EXPECT_GE(discardable_memory::DiscardableSharedMemoryManager::current()
+                ->GetBytesAllocated(),
             kSize);
 
   child_discardable_shared_memory_manager()->ReleaseFreeMemory();
 
   // Busy wait for host memory usage to be reduced.
   base::TimeTicks end =
       base::TimeTicks::Now() + base::TimeDelta::FromSeconds(5);
   while (base::TimeTicks::Now() < end) {
-    if (!HostDiscardableSharedMemoryManager::current()->GetBytesAllocated())
+    if (!discardable_memory::DiscardableSharedMemoryManager::current()
+             ->GetBytesAllocated())
       break;
   }
 
   EXPECT_LT(base::TimeTicks::Now(), end);
 }
 
 }  // namespace
 }  // namespace content