Implement RenderPass StructTraits

cc/quads/render_pass.cc

Index: cc/quads/render_pass.cc
diff --git a/cc/quads/render_pass.cc b/cc/quads/render_pass.cc
index 34f24e31d5f62efd0cfa37d7281f30a0be00e0fb..67ce2d7640862f3286aa0dd785ed8834160d3c8d 100644
--- a/cc/quads/render_pass.cc
+++ b/cc/quads/render_pass.cc
@@ -87,6 +87,18 @@ RenderPass::~RenderPass() {
       "cc::RenderPass", id.AsTracingId());
 }
 
+RenderPass& RenderPass::operator=(RenderPass&& other) {

[danakj, 2016/06/22 00:05:09]

can you use =default?

[Fady Samuel, 2016/06/22 20:08:15]

This change is unnecessary. Removed.

+  id = other.id;
+  output_rect = other.output_rect;
+  damage_rect = other.damage_rect;
+  transform_to_root_target = other.transform_to_root_target;
+  has_transparent_background = other.has_transparent_background;
+  quad_list = std::move(other.quad_list);
+  copy_requests = std::move(other.copy_requests);
+  shared_quad_state_list = std::move(other.shared_quad_state_list);
+  return *this;
+}
+
 std::unique_ptr<RenderPass> RenderPass::Copy(RenderPassId new_id) const {
   std::unique_ptr<RenderPass> copy_pass(
       Create(shared_quad_state_list.size(), quad_list.size()));