Add MemoryStateListenerAndroid

components/memory_coordinator/child/child_memory_coordinator_impl_unittest.cc

Index: components/memory_coordinator/child/child_memory_coordinator_impl_unittest.cc
diff --git a/components/memory_coordinator/child/child_memory_coordinator_impl_unittest.cc b/components/memory_coordinator/child/child_memory_coordinator_impl_unittest.cc
index d01bd02c74e1821fbc2a2b6c89deb5f570ccf23b..724c0cdf4282a603ae26e2f09d9e5d8bd00241d7 100644
--- a/components/memory_coordinator/child/child_memory_coordinator_impl_unittest.cc
+++ b/components/memory_coordinator/child/child_memory_coordinator_impl_unittest.cc
@@ -5,6 +5,9 @@
 #include "components/memory_coordinator/child/child_memory_coordinator_impl.h"
 
 #if defined(OS_ANDROID)
+#include "base/android/jni_android.h"
+#include "components/memory_coordinator/android/component_jni_registrar.h"
+#include "components/memory_coordinator/android/memory_state_listener_android.h"
 #include "components/memory_coordinator/child/child_memory_coordinator_impl_android.h"
 #endif  // defined(OS_ANDROID)
 
@@ -43,6 +46,9 @@ class ChildMemoryCoordinatorImplTest : public testing::Test,
   ChildMemoryCoordinatorImplTest()
       : message_loop_(new base::MessageLoop) {
     auto parent = coordinator_handle_.Bind();
+#if defined(OS_ANDROID)
+    android::RegisterJni(base::android::AttachCurrentThread());
+#endif
     coordinator_impl_ = CreateChildMemoryCoordinator(std::move(parent), this);
     // Needs to run loop to initalize mojo pointers including |child_| in
     // MockMemoryCoordinatorHandle.
@@ -179,7 +185,7 @@ TEST_F(ChildMemoryCoordinatorImplTest, OnTrimMemoryImmediately) {
 
   ChildMemoryCoordinatorImplAndroid& coordinator_android =
       static_cast<ChildMemoryCoordinatorImplAndroid&>(coordinator_impl());
-  coordinator_android.OnTrimMemory(kTrimMemoryComplete);
+  MemoryStateListenerAndroid::SimulateOnTrimMemory(kTrimMemoryComplete);
   EXPECT_EQ(true, on_trim_memory_called_);
 }
 #endif  // defined(OS_ANDROID)