Move discardable memory to //components from //content

content/browser/renderer_host/render_message_filter.cc

Index: content/browser/renderer_host/render_message_filter.cc
diff --git a/content/browser/renderer_host/render_message_filter.cc b/content/browser/renderer_host/render_message_filter.cc
index 95d3193c5bea6cb7bbfa5a1b2299f176d6788f88..8e2da26a3576393a3dabda948e94a23a3d8b6de7 100644
--- a/content/browser/renderer_host/render_message_filter.cc
+++ b/content/browser/renderer_host/render_message_filter.cc
@@ -162,7 +162,7 @@ RenderMessageFilter::~RenderMessageFilter() {
       BrowserGpuMemoryBufferManager::current();
   if (gpu_memory_buffer_manager)
     gpu_memory_buffer_manager->ProcessRemoved(PeerHandle(), render_process_id_);
-  HostDiscardableSharedMemoryManager::current()->ProcessRemoved(
+  discardable_memory::DiscardableSharedMemoryManager::current()->ProcessRemoved(
       render_process_id_);
 }
 
@@ -390,10 +390,10 @@ void RenderMessageFilter::OnDeletedSharedBitmap(const cc::SharedBitmapId& id) {
 
 void RenderMessageFilter::AllocateLockedDiscardableSharedMemoryOnFileThread(
     uint32_t size,
-    DiscardableSharedMemoryId id,
+    discardable_memory::DiscardableSharedMemoryId id,
     IPC::Message* reply_msg) {
   base::SharedMemoryHandle handle;
-  HostDiscardableSharedMemoryManager::current()
+  discardable_memory::DiscardableSharedMemoryManager::current()
       ->AllocateLockedDiscardableSharedMemoryForChild(
           PeerHandle(), render_process_id_, size, id, &handle);
   ChildProcessHostMsg_SyncAllocateLockedDiscardableSharedMemory::
@@ -403,7 +403,7 @@ void RenderMessageFilter::AllocateLockedDiscardableSharedMemoryOnFileThread(
 
 void RenderMessageFilter::OnAllocateLockedDiscardableSharedMemory(
     uint32_t size,
-    DiscardableSharedMemoryId id,
+    discardable_memory::DiscardableSharedMemoryId id,
     IPC::Message* reply_msg) {
   BrowserThread::PostTask(
       BrowserThread::FILE_USER_BLOCKING, FROM_HERE,
@@ -413,13 +413,13 @@ void RenderMessageFilter::OnAllocateLockedDiscardableSharedMemory(
 }
 
 void RenderMessageFilter::DeletedDiscardableSharedMemoryOnFileThread(
-    DiscardableSharedMemoryId id) {
-  HostDiscardableSharedMemoryManager::current()
+    discardable_memory::DiscardableSharedMemoryId id) {
+  discardable_memory::DiscardableSharedMemoryManager::current()
       ->ChildDeletedDiscardableSharedMemory(id, render_process_id_);
 }
 
 void RenderMessageFilter::OnDeletedDiscardableSharedMemory(
-    DiscardableSharedMemoryId id) {
+    discardable_memory::DiscardableSharedMemoryId id) {
   BrowserThread::PostTask(
       BrowserThread::FILE_USER_BLOCKING, FROM_HERE,
       base::Bind(