base: Remove DiscardableMemory::CreateLockedMemory.

content/child/web_discardable_memory_impl.cc

Index: content/child/web_discardable_memory_impl.cc
diff --git a/content/child/web_discardable_memory_impl.cc b/content/child/web_discardable_memory_impl.cc
index cd04b06cad527b17b21f7854ddff27940741924c..4af1e10745912d570bd01c54e6496f254b625c36 100644
--- a/content/child/web_discardable_memory_impl.cc
+++ b/content/child/web_discardable_memory_impl.cc
@@ -4,6 +4,9 @@
 
 #include "content/child/web_discardable_memory_impl.h"
 
+#include "base/memory/discardable_memory.h"
+#include "base/memory/discardable_memory_allocator.h"
+
 namespace content {
 
 WebDiscardableMemoryImpl::~WebDiscardableMemoryImpl() {}
@@ -12,7 +15,8 @@ WebDiscardableMemoryImpl::~WebDiscardableMemoryImpl() {}
 scoped_ptr<WebDiscardableMemoryImpl>
 WebDiscardableMemoryImpl::CreateLockedMemory(size_t size) {
   return make_scoped_ptr(new WebDiscardableMemoryImpl(
-      base::DiscardableMemory::CreateLockedMemory(size)));
+      base::DiscardableMemoryAllocator::GetInstance()
+          ->AllocateLockedDiscardableMemory(size)));
 }
 
 bool WebDiscardableMemoryImpl::lock() {