Bug 1342762 - Remove pipeline in RemovePipelineIdForCompositable. r=nical

MozReview-Commit-ID: 29NrWHCGR5V

--HG--
extra : rebase_source : 25a4fc2f1abef15dbf5515516a45a34079acc8dd

gfx/layers/wr/WebRenderBridgeParent.cpp

@@ -855,6 +855,7 @@ WebRenderBridgeParent::RecvRemovePipelineIdForCompositable(const wr::PipelineId&
   wrHost->ClearWrBridge();
   mAsyncImageManager->RemoveAsyncImagePipeline(aPipelineId);
   mAsyncCompositables.Remove(wr::AsUint64(aPipelineId));
+  mApi->RemovePipeline(aPipelineId);
   return IPC_OK();
 }
 

gfx/webrender_bindings/WebRenderAPI.cpp

@@ -438,6 +438,12 @@ WebRenderAPI::SetRootPipeline(PipelineId aPipeline)
   wr_api_set_root_pipeline(mDocHandle, aPipeline);
 }
 
+void
+WebRenderAPI::RemovePipeline(PipelineId aPipeline)
+{
+  wr_api_remove_pipeline(mDocHandle, aPipeline);
+}
+
 void
 WebRenderAPI::UpdateResources(ResourceUpdateQueue& aUpdates)
 {

gfx/webrender_bindings/WebRenderAPI.h

@@ -164,6 +164,8 @@ public:
 
   void SetRootPipeline(wr::PipelineId aPipeline);
 
+  void RemovePipeline(wr::PipelineId aPipeline);
+
   void UpdateResources(ResourceUpdateQueue& aUpdates);
 
   void UpdatePipelineResources(ResourceUpdateQueue& aUpdates, PipelineId aPipeline, Epoch aEpoch);

gfx/webrender_bindings/src/bindings.rs

@@ -891,6 +891,12 @@ pub extern "C" fn wr_api_set_root_pipeline(dh: &mut DocumentHandle,
     dh.api.set_root_pipeline(dh.document_id, pipeline_id);
 }
 
+#[no_mangle]
+pub extern "C" fn wr_api_remove_pipeline(dh: &mut DocumentHandle,
+                                         pipeline_id: WrPipelineId) {
+    dh.api.remove_pipeline(dh.document_id, pipeline_id);
+}
+
 #[no_mangle]
 pub extern "C" fn wr_api_set_window_parameters(dh: &mut DocumentHandle,
                                                width: i32,

gfx/webrender_bindings/webrender_ffi_generated.h

@@ -1005,6 +1005,11 @@ WR_INLINE
 WrIdNamespace wr_api_get_namespace(DocumentHandle *aDh)
 WR_FUNC;
 
+WR_INLINE
+void wr_api_remove_pipeline(DocumentHandle *aDh,
+                            WrPipelineId aPipelineId)
+WR_FUNC;
+
 WR_INLINE
 void wr_api_send_external_event(DocumentHandle *aDh,
                                 size_t aEvt)