cc: Make OutputSurface::Reshape abstract

cc/output/output_surface.h

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CC_OUTPUT_OUTPUT_SURFACE_H_
 #define CC_OUTPUT_OUTPUT_SURFACE_H_
 
 #include <deque>
 #include <memory>
 
@@ skipping 81 matching lines @@
     return software_device_.get();
   }
 
   virtual void EnsureBackbuffer() = 0;
   virtual void DiscardBackbuffer() = 0;
 
   // Bind the default framebuffer for drawing to, only valid for GL backed
   // OutputSurfaces.
   virtual void BindFramebuffer() = 0;
 
-  const gfx::ColorSpace& device_color_space() const {
-    return device_color_space_;
-  }
-
   // Get the class capable of informing cc of hardware overlay capability.
   virtual OverlayCandidateValidator* GetOverlayCandidateValidator() const = 0;
 
   // Returns true if a main image overlay plane should be scheduled.
   virtual bool IsDisplayedAsOverlayPlane() const = 0;
 
   // Get the texture for the main image's overlay.
   virtual unsigned GetOverlayTextureId() const = 0;
 
   // If this returns true, then the surface will not attempt to draw.
   virtual bool SurfaceIsSuspendForRecycle() const = 0;
 
   virtual void Reshape(const gfx::Size& size,
-                       float scale_factor,
+                       float device_scale_factor,
                        const gfx::ColorSpace& color_space,
-                       bool alpha);
+                       bool has_alpha) = 0;
 
   virtual bool HasExternalStencilTest() const = 0;
   virtual void ApplyExternalStencil() = 0;
 
   // Gives the GL internal format that should be used for calling CopyTexImage2D
   // when the framebuffer is bound via BindFramebuffer().
   virtual uint32_t GetFramebufferCopyTextureFormat() = 0;
 
   // The implementation may destroy or steal the contents of the CompositorFrame
   // passed in (though it will not take ownership of the CompositorFrame
@@ skipping 11 matching lines @@
   // Used internally for the context provider to inform the client about loss,
   // and can be overridden to change behaviour instead of informing the client.
   virtual void DidLoseOutputSurface();
 
   OutputSurfaceClient* client_ = nullptr;
 
   struct OutputSurface::Capabilities capabilities_;
   scoped_refptr<ContextProvider> context_provider_;
   scoped_refptr<VulkanContextProvider> vulkan_context_provider_;
   std::unique_ptr<SoftwareOutputDevice> software_device_;
-  gfx::Size surface_size_;
-  float device_scale_factor_ = -1;
-  gfx::ColorSpace device_color_space_;
-  bool has_alpha_ = true;
-  gfx::ColorSpace color_space_;
   base::ThreadChecker thread_checker_;
 
  private:
   void OnSwapBuffersComplete();
 
   base::WeakPtrFactory<OutputSurface> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(OutputSurface);
 };
 
 }  // namespace cc
 
 #endif  // CC_OUTPUT_OUTPUT_SURFACE_H_