Fix ThreadedRenderer.setEnabled()

 Bug: 13914116
 Fixes lifecycle issues around setEnabled where ThreadedRenderer
 was reporting as being enabled before it had a Surface. This is
 incorrect.

 Also fix some EGL lifecycle issues

Change-Id: I12ebb279707f9b533a570b61d68735d858b560bf
diff --git a/core/jni/android_view_ThreadedRenderer.cpp b/core/jni/android_view_ThreadedRenderer.cpp
index 32890cf..20a61bf 100644
--- a/core/jni/android_view_ThreadedRenderer.cpp
+++ b/core/jni/android_view_ThreadedRenderer.cpp
@@ -84,7 +84,7 @@
         jlong proxyPtr, jobject jsurface) {
     RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
     sp<ANativeWindow> window = android_view_Surface_getNativeWindow(env, jsurface);
-    return proxy->initialize(window.get());
+    return proxy->initialize(window);
 }
 
 static void android_view_ThreadedRenderer_updateSurface(JNIEnv* env, jobject clazz,
@@ -94,7 +94,17 @@
     if (jsurface) {
         window = android_view_Surface_getNativeWindow(env, jsurface);
     }
-    proxy->updateSurface(window.get());
+    proxy->updateSurface(window);
+}
+
+static void android_view_ThreadedRenderer_pauseSurface(JNIEnv* env, jobject clazz,
+        jlong proxyPtr, jobject jsurface) {
+    RenderProxy* proxy = reinterpret_cast<RenderProxy*>(proxyPtr);
+    sp<ANativeWindow> window;
+    if (jsurface) {
+        window = android_view_Surface_getNativeWindow(env, jsurface);
+    }
+    proxy->pauseSurface(window);
 }
 
 static void android_view_ThreadedRenderer_setup(JNIEnv* env, jobject clazz,
@@ -203,6 +213,7 @@
     { "nDeleteProxy", "(J)V", (void*) android_view_ThreadedRenderer_deleteProxy },
     { "nInitialize", "(JLandroid/view/Surface;)Z", (void*) android_view_ThreadedRenderer_initialize },
     { "nUpdateSurface", "(JLandroid/view/Surface;)V", (void*) android_view_ThreadedRenderer_updateSurface },
+    { "nPauseSurface", "(JLandroid/view/Surface;)V", (void*) android_view_ThreadedRenderer_pauseSurface },
     { "nSetup", "(JII)V", (void*) android_view_ThreadedRenderer_setup },
     { "nSetDisplayListData", "(JJJ)V", (void*) android_view_ThreadedRenderer_setDisplayListData },
     { "nDrawDisplayList", "(JJIIII)V", (void*) android_view_ThreadedRenderer_drawDisplayList },