[cc] Add nearest neighbor filtering for TextureLayer.

cc/resources/texture_mailbox.h

Index: cc/resources/texture_mailbox.h
diff --git a/cc/resources/texture_mailbox.h b/cc/resources/texture_mailbox.h
index 4a0b76afea04a9dda316d280c1482edd305dea68..9bf41e18fb89d802a64ae509a7e5a34c5a86d0cd 100644
--- a/cc/resources/texture_mailbox.h
+++ b/cc/resources/texture_mailbox.h
@@ -41,6 +41,10 @@ class CC_EXPORT TextureMailbox {
 
   bool allow_overlay() const { return allow_overlay_; }
   void set_allow_overlay(bool allow_overlay) { allow_overlay_ = allow_overlay; }
+  bool nearest_neighbor() const { return nearest_neighbor_; }
+  void set_nearest_neighbor(bool nearest_neighbor) {
+    nearest_neighbor_ = nearest_neighbor;
+  }
 
   base::SharedMemory* shared_memory() const { return shared_memory_; }
   gfx::Size shared_memory_size() const { return shared_memory_size_; }
@@ -51,6 +55,7 @@ class CC_EXPORT TextureMailbox {
   base::SharedMemory* shared_memory_;
   gfx::Size shared_memory_size_;
   bool allow_overlay_;
+  bool nearest_neighbor_;
 };
 
 }  // namespace cc