Hold a reference to any kind of context in WindowAndroid.

ui/android/resources/resource_manager_impl.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/android/resources/resource_manager_impl.h"
 
 #include "base/android/jni_string.h"
 #include "base/trace_event/trace_event.h"
 #include "cc/resources/scoped_ui_resource.h"
 #include "jni/ResourceManager_jni.h"
 #include "ui/android/resources/ui_resource_provider.h"
+#include "ui/android/window_android.h"
 #include "ui/gfx/android/java_bitmap.h"
 
 namespace ui {
 
 // static
 ResourceManagerImpl* ResourceManagerImpl::FromJavaObject(jobject jobj) {
   return reinterpret_cast<ResourceManagerImpl*>(
       Java_ResourceManager_getNativePtr(base::android::AttachCurrentThread(),
                                         jobj));
 }
 
-ResourceManagerImpl::ResourceManagerImpl() : host_(nullptr) {
+ResourceManagerImpl::ResourceManagerImpl(gfx::NativeWindow native_window)
+    : host_(nullptr) {

[boliu, 2015/10/26 16:31:49]

This constructorcan call through to the one below, which is allowed for c++11
now.

[gsennton, 2015/10/26 16:48:47]

Done.

   JNIEnv* env = base::android::AttachCurrentThread();
   java_obj_.Reset(env, Java_ResourceManager_create(
-                           env, base::android::GetApplicationContext(),
-                           reinterpret_cast<intptr_t>(this)).obj());
+                           env, native_window->GetJavaDisplayContext().obj(),
+                           reinterpret_cast<intptr_t>(this))
+                           .obj());
   DCHECK(!java_obj_.is_null());
 }
 
+ResourceManagerImpl::ResourceManagerImpl(jobject context) : host_(nullptr) {
+  JNIEnv* env = base::android::AttachCurrentThread();
+  java_obj_.Reset(env, Java_ResourceManager_create(
+                           env, context, reinterpret_cast<intptr_t>(this))
+                           .obj());
+  DCHECK(!java_obj_.is_null());
+}
+
 ResourceManagerImpl::~ResourceManagerImpl() {
   Java_ResourceManager_destroy(base::android::AttachCurrentThread(),
                                java_obj_.obj());
 }
 
 void ResourceManagerImpl::Init(cc::LayerTreeHost* host) {
   DCHECK(!host_);
   DCHECK(host);
   host_ = host;
 }
@@ skipping 89 matching lines @@
 void ResourceManagerImpl::RequestResourceFromJava(AndroidResourceType res_type,
                                                   int res_id) {
   TRACE_EVENT2("ui", "ResourceManagerImpl::RequestResourceFromJava",
                "resource_type", res_type,
                "resource_id", res_id);
   Java_ResourceManager_resourceRequested(base::android::AttachCurrentThread(),
                                          java_obj_.obj(), res_type, res_id);
 }
 
 }  // namespace ui