Move GpuMemoryBufferManager and SharedBitmapManager to CompositorFrameSink

ui/compositor/test/in_process_context_factory.h

Index: ui/compositor/test/in_process_context_factory.h
diff --git a/ui/compositor/test/in_process_context_factory.h b/ui/compositor/test/in_process_context_factory.h
index 4388f5f3a5f7bbebdff3c560fc19d790557e49fb..9035d470fe4dc808e216a2ad9646c7b3d7342b0e 100644
--- a/ui/compositor/test/in_process_context_factory.h
+++ b/ui/compositor/test/in_process_context_factory.h
@@ -57,7 +57,6 @@ class InProcessContextFactory : public ContextFactory {
   bool DoesCreateTestContexts() override;
   uint32_t GetImageTextureTarget(gfx::BufferFormat format,
                                  gfx::BufferUsage usage) override;
-  cc::SharedBitmapManager* GetSharedBitmapManager() override;
   gpu::GpuMemoryBufferManager* GetGpuMemoryBufferManager() override;
   cc::TaskGraphRunner* GetTaskGraphRunner() override;
   cc::FrameSinkId AllocateFrameSinkId() override;