1 files changed, 8 insertions, 1 deletions
diff --git a/chromium/gpu/command_buffer/service/framebuffer_manager.h b/chromium/gpu/command_buffer/service/framebuffer_manager.h
index eab5809d631..e4433cc045d 100644
--- a/chromium/gpu/command_buffer/service/framebuffer_manager.h
+++ b/chromium/gpu/command_buffer/service/framebuffer_manager.h
@@ -27,7 +27,6 @@ class FramebufferCompletenessCache;
 class FramebufferManager;
 class Renderbuffer;
 class RenderbufferManager;
-class Texture;
 class TextureRef;
 class TextureManager;
 
@@ -195,6 +194,11 @@ class GPU_EXPORT Framebuffer : public base::RefCounted<Framebuffer> {
   bool ValidateAndAdjustDrawBuffers(uint32_t fragment_output_type_mask,
                                     uint32_t fragment_output_written_mask);
 
+  // Filter out the draw buffers that have no images attached but are not NONE
+  // through DrawBuffers, to be on the safe side.
+  // This is applied before a clear call.
+  void AdjustDrawBuffers();
+
   bool ContainsActiveIntegerAttachments() const;
 
   // Return true if any draw buffers has an alpha channel.
@@ -248,6 +252,9 @@ class GPU_EXPORT Framebuffer : public base::RefCounted<Framebuffer> {
   // This call is only valid on a complete fbo.
   void UpdateDrawBufferMasks();
 
+  // Helper for ValidateAndAdjustDrawBuffers() and AdjustDrawBuffers().
+  void AdjustDrawBuffersImpl(uint32_t desired_mask);
+
   // The managers that owns this.
   FramebufferManager* manager_;