Implemented basic compositor initialization using standard gecko cros…

…s process compositor with few tricks

embedding/embedlite/EmbedLiteApp.cpp

@@ -28,6 +28,9 @@
 #include "EmbedLiteAppProcessParent.h"
 
 namespace mozilla {
+namespace startup {
+extern bool sIsEmbedlite;
+}
 namespace embedlite {
 
 EmbedLiteApp* EmbedLiteApp::sSingleton = nullptr;
@@ -57,6 +60,7 @@ EmbedLiteApp::EmbedLiteApp()
   , mIsAsyncLoop(false)
 {
   LOGT();
+  mozilla::startup::sIsEmbedlite = true;
   sSingleton = this;
 }
 

embedding/embedlite/embedprocess/EmbedLiteAppProcessParent.cpp

@@ -34,7 +34,6 @@
 #include "mozilla/layers/ImageBridgeParent.h"
 
 #include "EmbedLiteViewProcessParent.h"
-#include "EmbedLiteCompositorProcessParent.h"
 
 static BrowserProcessSubThread* sIOThread;
 
@@ -50,6 +49,31 @@ using namespace mozilla::net;
 namespace mozilla {
 namespace embedlite {
 
+// Temporary manager which allows to call InitLog
+class EmbedLiteAppProcessParentManager MOZ_FINAL : public mozilla::layers::LayerManager
+{
+public:
+  explicit EmbedLiteAppProcessParentManager()
+  {
+    mozilla::layers::LayerManager::InitLog();
+  }
+
+protected:
+  virtual void BeginTransaction() {}
+  virtual void BeginTransactionWithTarget(gfxContext*) {}
+  virtual bool EndEmptyTransaction(mozilla::layers::LayerManager::EndTransactionFlags) { return false; }
+  virtual void EndTransaction(mozilla::layers::LayerManager::DrawPaintedLayerCallback, void*, mozilla::layers::LayerManager::EndTransactionFlags) {}
+  virtual void SetRoot(mozilla::layers::Layer*) {}
+  virtual already_AddRefed<mozilla::layers::PaintedLayer> CreatePaintedLayer() { return nullptr; }
+  virtual already_AddRefed<mozilla::layers::ContainerLayer> CreateContainerLayer() { return nullptr; }
+  virtual already_AddRefed<mozilla::layers::ImageLayer> CreateImageLayer() { return nullptr; }
+  virtual already_AddRefed<mozilla::layers::ColorLayer> CreateColorLayer() { return nullptr; }
+  virtual already_AddRefed<mozilla::layers::CanvasLayer> CreateCanvasLayer() { return nullptr; }
+  virtual mozilla::layers::LayersBackend GetBackendType() { return LayersBackend::LAYERS_OPENGL; }
+  virtual int32_t GetMaxTextureSize() const { return 0; }
+  virtual void GetBackendName(nsAString_internal&) {}
+};
+
 EmbedLiteAppProcessParent*
 EmbedLiteAppProcessParent::CreateEmbedLiteAppProcessParent()
 {
@@ -295,7 +319,8 @@ EmbedLiteAppProcessParent::AllocPCompositorParent(Transport* aTransport,
                                                   ProcessId aOtherProcess)
 {
   LOGT();
-  return EmbedLiteCompositorProcessParent::Create(aTransport, aOtherProcess);
+  RefPtr<EmbedLiteAppProcessParentManager> mgr = new EmbedLiteAppProcessParentManager(); // Dummy manager in order to initialize layers log, fix me by creating proper manager for this process type
+  return CompositorParent::Create(aTransport, aOtherProcess);
 }