memory coordinator: Call PurgeMemory() after Notify(SUSPENDED)

content/child/memory/child_memory_coordinator_impl.cc

Index: content/child/memory/child_memory_coordinator_impl.cc
diff --git a/content/child/memory/child_memory_coordinator_impl.cc b/content/child/memory/child_memory_coordinator_impl.cc
index 7724519a16a8224a3d8097490515ee52d25c1a29..847794220f6057729e418ac4e2972bfdb664234f 100644
--- a/content/child/memory/child_memory_coordinator_impl.cc
+++ b/content/child/memory/child_memory_coordinator_impl.cc
@@ -59,11 +59,11 @@ ChildMemoryCoordinatorImpl::~ChildMemoryCoordinatorImpl() {
 }
 
 void ChildMemoryCoordinatorImpl::PurgeMemory() {
-  base::MemoryCoordinatorClientRegistry::GetInstance()->PurgeMemory();
-  // TODO(bashi): Remove following notification when all clients implement
+  // TODO(bashi): Remove Notify() call when all clients implement
   // OnPurgeMemory();
   base::MemoryCoordinatorClientRegistry::GetInstance()->Notify(
       base::MemoryState::SUSPENDED);
+  base::MemoryCoordinatorClientRegistry::GetInstance()->PurgeMemory();
 }
 
 void ChildMemoryCoordinatorImpl::OnStateChange(mojom::MemoryState state) {