base: Discardable memory types.

base/memory/discardable_memory_emulated.cc

Index: base/memory/discardable_memory_emulated.cc
diff --git a/base/memory/discardable_memory_emulated.cc b/base/memory/discardable_memory_emulated.cc
index ed7c42c750f0c48be0a168e89a6a19d04a95df1a..af4bf39b7677e5d93655ef7bf550b4e5c9e878da 100644
--- a/base/memory/discardable_memory_emulated.cc
+++ b/base/memory/discardable_memory_emulated.cc
@@ -30,19 +30,20 @@ DiscardableMemoryEmulated::~DiscardableMemoryEmulated() {
 }
 
 bool DiscardableMemoryEmulated::Initialize() {
-  return Lock() == DISCARDABLE_MEMORY_PURGED;
+  return Lock() == DISCARDABLE_MEMORY_LOCK_STATUS_PURGED;
 }
 
-LockDiscardableMemoryStatus DiscardableMemoryEmulated::Lock() {
+DiscardableMemoryLockStatus DiscardableMemoryEmulated::Lock() {
   DCHECK(!is_locked_);
 
   bool purged = false;
   memory_ = g_provider.Pointer()->Acquire(this, &purged);
   if (!memory_)
-    return DISCARDABLE_MEMORY_FAILED;
+    return DISCARDABLE_MEMORY_LOCK_STATUS_FAILED;
 
   is_locked_ = true;
-  return purged ? DISCARDABLE_MEMORY_PURGED : DISCARDABLE_MEMORY_SUCCESS;
+  return purged ? DISCARDABLE_MEMORY_LOCK_STATUS_PURGED
+                : DISCARDABLE_MEMORY_LOCK_STATUS_SUCCESS;
 }
 
 void DiscardableMemoryEmulated::Unlock() {