Add initial GpuMemoryBufferSurfaceTexture implementation.

content/app/android/child_process_service.cc

Index: content/app/android/child_process_service.cc
diff --git a/content/app/android/child_process_service.cc b/content/app/android/child_process_service.cc
index dae54e5941d31fbba56b4f9ce75843ef42ed9eea..791b85ee5e5451b69cb19cb749cfcb199311cccf 100644
--- a/content/app/android/child_process_service.cc
+++ b/content/app/android/child_process_service.cc
@@ -13,6 +13,7 @@
 #include "base/logging.h"
 #include "base/posix/global_descriptors.h"
 #include "content/child/child_thread.h"
+#include "content/common/android/surface_texture_lookup.h"
 #include "content/common/android/surface_texture_peer.h"
 #include "content/common/gpu/gpu_surface_lookup.h"
 #include "content/public/app/android_library_loader_hooks.h"
@@ -79,6 +80,37 @@ class SurfaceTexturePeerChildImpl : public content::SurfaceTexturePeer,
   DISALLOW_COPY_AND_ASSIGN(SurfaceTexturePeerChildImpl);
 };
 
+class SurfaceTextureLookupChildImpl : public content::SurfaceTextureLookup {
+ public:
+  // |service| is the instance of
+  // org.chromium.content.app.ChildProcessService.
+  explicit SurfaceTextureLookupChildImpl(
+      const base::android::ScopedJavaLocalRef<jobject>& service)
+      : service_(service) {}
+
+  virtual gfx::AcceleratedWidget AcquireNativeWidget(int surface_texture_id)
+      OVERRIDE {
+    JNIEnv* env = base::android::AttachCurrentThread();
+    gfx::ScopedJavaSurface surface(
+        content::Java_ChildProcessService_getSurfaceTextureSurface(
+            env, service_.obj(), surface_texture_id));
+
+    if (surface.j_surface().is_null())
+      return NULL;
+
+    ANativeWindow* native_window =
+        ANativeWindow_fromSurface(env, surface.j_surface().obj());
+
+    return native_window;
+  }
+
+ private:
+  // The instance of org.chromium.content.app.ChildProcessService.
+  base::android::ScopedJavaGlobalRef<jobject> service_;
+
+  DISALLOW_COPY_AND_ASSIGN(SurfaceTextureLookupChildImpl);
+};
+
 // Chrome actually uses the renderer code path for all of its child
 // processes such as renderers, plugins, etc.
 void InternalInitChildProcess(const std::vector<int>& file_ids,
@@ -103,6 +135,9 @@ void InternalInitChildProcess(const std::vector<int>& file_ids,
   content::SurfaceTexturePeer::InitInstance(
       new SurfaceTexturePeerChildImpl(service));
 
+  content::SurfaceTextureLookup::InitInstance(
+      new SurfaceTextureLookupChildImpl(service));
+
   base::android::MemoryPressureListenerAndroid::RegisterSystemCallback(env);
 }