Bug 1250117 - Fix b2g timeouts when gralloc is disabled. r=sotaro

gfx/layers/client/CompositableClient.cpp

@@ -290,23 +290,10 @@ CompositableClient::DumpTextureClient(std::stringstream& aStream,
 
 AutoRemoveTexture::~AutoRemoveTexture()
 {
-#if defined(MOZ_WIDGET_GONK) && ANDROID_VERSION >= 17
   if (mCompositable && mTexture && mCompositable->IsConnected()) {
-    // remove old buffer from CompositableHost
-    RefPtr<AsyncTransactionWaiter> waiter = new AsyncTransactionWaiter();
-    RefPtr<AsyncTransactionTracker> tracker =
-        new RemoveTextureFromCompositableTracker(waiter);
-    // Hold TextureClient until transaction complete.
-    tracker->SetTextureClient(mTexture);
-    mTexture->SetRemoveFromCompositableWaiter(waiter);
-    // RemoveTextureFromCompositableAsync() expects CompositorChild's presence.
-    mCompositable->GetForwarder()->RemoveTextureFromCompositableAsync(tracker, mCompositable, mTexture);
-  }
-#else
-  if (mCompositable && mTexture) {
+    mTexture->RemoveFromCompositable(mCompositable);
     mCompositable->RemoveTexture(mTexture);
   }
-#endif
 }
 
 } // namespace layers

gfx/layers/client/ContentClient.cpp

@@ -448,31 +448,13 @@ ContentClientDoubleBuffered::Updated(const nsIntRegion& aRegionToDraw,
 {
   ContentClientRemoteBuffer::Updated(aRegionToDraw, aVisibleRegion, aDidSelfCopy);
 
-#if defined(MOZ_WIDGET_GONK) && ANDROID_VERSION >= 17
   if (mFrontClient) {
-    // remove old buffer from CompositableHost
-    RefPtr<AsyncTransactionWaiter> waiter = new AsyncTransactionWaiter();
-    RefPtr<AsyncTransactionTracker> tracker =
-        new RemoveTextureFromCompositableTracker(waiter);
-    // Hold TextureClient until transaction complete.
-    tracker->SetTextureClient(mFrontClient);
-    mFrontClient->SetRemoveFromCompositableWaiter(waiter);
-    // RemoveTextureFromCompositableAsync() expects CompositorChild's presence.
-    GetForwarder()->RemoveTextureFromCompositableAsync(tracker, this, mFrontClient);
+    mFrontClient->RemoveFromCompositable(this);
   }
 
   if (mFrontClientOnWhite) {
-    // remove old buffer from CompositableHost
-    RefPtr<AsyncTransactionWaiter> waiter = new AsyncTransactionWaiter();
-    RefPtr<AsyncTransactionTracker> tracker =
-        new RemoveTextureFromCompositableTracker(waiter);
-    // Hold TextureClient until transaction complete.
-    tracker->SetTextureClient(mFrontClientOnWhite);
-    mFrontClientOnWhite->SetRemoveFromCompositableWaiter(waiter);
-    // RemoveTextureFromCompositableAsync() expects CompositorChild's presence.
-    GetForwarder()->RemoveTextureFromCompositableAsync(tracker, this, mFrontClientOnWhite);
+    mFrontClientOnWhite->RemoveFromCompositable(this);
   }
-#endif
 }
 
 void

gfx/layers/client/TextureClient.cpp

@@ -951,6 +951,30 @@ bool TextureClient::CopyToTextureClient(TextureClient* aTarget,
   return true;
 }
 
+void
+TextureClient::RemoveFromCompositable(CompositableClient* aCompositable,
+                                      AsyncTransactionWaiter* aWaiter)
+{
+  MOZ_ASSERT(aCompositable);
+
+#if defined(MOZ_WIDGET_GONK) && ANDROID_VERSION >= 17
+  if (GetIPDLActor() && aCompositable->GetIPDLActor()
+      && mData->AsGrallocTextureData()) {
+    // remove old buffer from CompositableHost
+    RefPtr<AsyncTransactionWaiter> waiter = waiter ? waiter
+                                                   : new AsyncTransactionWaiter();
+    RefPtr<AsyncTransactionTracker> tracker =
+        new RemoveTextureFromCompositableTracker(waiter);
+    // Hold TextureClient until transaction complete.
+    tracker->SetTextureClient(this);
+    mRemoveFromCompositableWaiter = waiter;
+    // RemoveTextureFromCompositableAsync() expects CompositorChild's presence.
+    GetForwarder()->RemoveTextureFromCompositableAsync(tracker, aCompositable, this);
+  }
+#endif
+
+}
+
 void
 TextureClient::SetRemoveFromCompositableWaiter(AsyncTransactionWaiter* aWaiter) {
   mRemoveFromCompositableWaiter = aWaiter;

gfx/layers/client/TextureClient.h

@@ -47,6 +47,7 @@ namespace layers {
 
 class AsyncTransactionWaiter;
 class CompositableForwarder;
+class GrallocTextureData;
 class ISurfaceAllocator;
 class CompositableClient;
 struct PlanarYCbCrData;
@@ -231,6 +232,8 @@ public:
     return nullptr;
   }
 #endif
+
+  virtual GrallocTextureData* AsGrallocTextureData() { return nullptr; }
 };
 
 /**
@@ -577,6 +580,9 @@ public:
   TextureData* GetInternalData() { return mData; }
   const TextureData* GetInternalData() const { return mData; }
 
+  virtual void RemoveFromCompositable(CompositableClient* aCompositable,
+                                      AsyncTransactionWaiter* aWaiter = nullptr);
+
 private:
   static void TextureClientRecycleCallback(TextureClient* aClient, void* aClosure);
 

gfx/layers/client/TiledContentClient.cpp

@@ -569,22 +569,15 @@ TileClient::Dump(std::stringstream& aStream)
 void
 TileClient::Flip()
 {
-#if defined(MOZ_WIDGET_GONK) && ANDROID_VERSION >= 17
-  if (mFrontBuffer && mFrontBuffer->GetIPDLActor() &&
-      mCompositableClient && mCompositableClient->GetIPDLActor()) {
-    // remove old buffer from CompositableHost
-    RefPtr<AsyncTransactionWaiter> waiter = new AsyncTransactionWaiter();
-    RefPtr<AsyncTransactionTracker> tracker =
-        new RemoveTextureFromCompositableTracker(waiter);
-    // Hold TextureClient until transaction complete.
-    tracker->SetTextureClient(mFrontBuffer);
-    mFrontBuffer->SetRemoveFromCompositableWaiter(waiter);
-    // RemoveTextureFromCompositableAsync() expects CompositorChild's presence.
-    mManager->AsShadowForwarder()->RemoveTextureFromCompositableAsync(tracker,
-                                                                      mCompositableClient,
-                                                                      mFrontBuffer);
+  if (mCompositableClient) {
+    if (mFrontBuffer) {
+      mFrontBuffer->RemoveFromCompositable(mCompositableClient);
+    }
+    if (mFrontBufferOnWhite) {
+      mFrontBufferOnWhite->RemoveFromCompositable(mCompositableClient);
+    }
   }
-#endif
+
   RefPtr<TextureClient> frontBuffer = mFrontBuffer;
   RefPtr<TextureClient> frontBufferOnWhite = mFrontBufferOnWhite;
   mFrontBuffer = mBackBuffer;
@@ -667,25 +660,14 @@ TileClient::DiscardFrontBuffer()
 {
   if (mFrontBuffer) {
     MOZ_ASSERT(mFrontLock);
-#if defined(MOZ_WIDGET_GONK) && ANDROID_VERSION >= 17
-    MOZ_ASSERT(!mFrontBufferOnWhite);
-    if (mFrontBuffer->GetIPDLActor() &&
-        mCompositableClient && mCompositableClient->GetIPDLActor()) {
-      // remove old buffer from CompositableHost
-      RefPtr<AsyncTransactionWaiter> waiter = new AsyncTransactionWaiter();
-      RefPtr<AsyncTransactionTracker> tracker =
-          new RemoveTextureFromCompositableTracker(waiter);
-      // Hold TextureClient until transaction complete.
-      tracker->SetTextureClient(mFrontBuffer);
-      mFrontBuffer->SetRemoveFromCompositableWaiter(waiter);
-      // RemoveTextureFromCompositableAsync() expects CompositorChild's presence.
-      mManager->AsShadowForwarder()->RemoveTextureFromCompositableAsync(tracker,
-                                                                        mCompositableClient,
-                                                                        mFrontBuffer);
+
+    if (mCompositableClient) {
+      mFrontBuffer->RemoveFromCompositable(mCompositableClient);
     }
-#endif
+
     mAllocator->ReturnTextureClientDeferred(mFrontBuffer);
     if (mFrontBufferOnWhite) {
+      mFrontBufferOnWhite->RemoveFromCompositable(mCompositableClient);
       mAllocator->ReturnTextureClientDeferred(mFrontBufferOnWhite);
     }
     mFrontLock->ReadUnlock();

gfx/layers/opengl/GrallocTextureClient.h

@@ -109,6 +109,8 @@ public:
 
   virtual TextureFlags GetTextureFlags() const override;
 
+  virtual GrallocTextureData* AsGrallocTextureData() { return this; }
+
 protected:
   GrallocTextureData(MaybeMagicGrallocBufferHandle aGrallocHandle,
                      gfx::IntSize aSize, gfx::SurfaceFormat aFormat,