WIP - Control the lifetime of RenderThreadManager from Java.

android_webview/native/shared_renderer_state_proxy.h

Index: android_webview/native/shared_renderer_state_proxy.h
diff --git a/android_webview/native/shared_renderer_state_proxy.h b/android_webview/native/shared_renderer_state_proxy.h
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+++ b/android_webview/native/shared_renderer_state_proxy.h
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+// Copyright 2016 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.
+
+#ifndef ANDROID_WEBVIEW_NATIVE_SHARED_RENDERER_STATE_PROXY_H_
+#define ANDROID_WEBVIEW_NATIVE_SHARED_RENDERER_STATE_PROXY_H_
+
+#include <jni.h>
+
+#include "android_webview/browser/shared_renderer_state.h"
+#include "android_webview/browser/shared_renderer_state_client.h"
+#include "base/android/jni_weak_ref.h"
+#include "base/android/scoped_java_ref.h"
+
+namespace android_webview {
+
+class SharedRendererState;
+
+class SharedRendererStateProxy : public SharedRendererStateClient {
+ public:
+  void OnParentDrawConstraintsUpdated() override;
+  bool RequestDrawGL(bool wait_for_completion) override;
+  void DetachFunctorFromView() override;
+
+  SharedRendererStateProxy();
+  ~SharedRendererStateProxy() override;
+
+  void SetClient(JNIEnv* env, const base::android::JavaParamRef<jobject>& obj,
+                 jlong client);
+  void Destroy(JNIEnv* env, const base::android::JavaParamRef<jobject>& obj);
+
+  void DeleteHardwareRenderer(JNIEnv* env,
+                              const base::android::JavaParamRef<jobject>& obj);
+
+  jlong GetAwDrawGLViewContext(JNIEnv* env,
+                               const base::android::JavaParamRef<jobject>& obj);
+ private:
+  SharedRendererState shared_renderer_state_;
+  SharedRendererStateClient* client_;
+};
+
+bool RegisterSharedRendererStateProxy(JNIEnv* env);
+
+}  // namespace android_webview
+
+#endif  // ANDROID_WEBVIEW_NATIVE_SHARED_RENDERER_STATE_PROXY_H_