cc: Add GpuMemoryBufferHandle to TextureMailbox

cc/resources/texture_mailbox.cc

Index: cc/resources/texture_mailbox.cc
diff --git a/cc/resources/texture_mailbox.cc b/cc/resources/texture_mailbox.cc
index db117f52c54046ca3dbc1bf6c79ef0de54247f5e..44a7d9446dd7620ee38740daf77e46b1ed117ba2 100644
--- a/cc/resources/texture_mailbox.cc
+++ b/cc/resources/texture_mailbox.cc
@@ -31,15 +31,18 @@ TextureMailbox::TextureMailbox(const gpu::Mailbox& mailbox,
       secure_output_only_(false),
       nearest_neighbor_(false) {}
 
-TextureMailbox::TextureMailbox(const gpu::Mailbox& mailbox,
-                               const gpu::SyncToken& sync_token,
-                               uint32_t target,
-                               const gfx::Size& size_in_pixels,
-                               bool is_overlay_candidate,
-                               bool secure_output_only)
+TextureMailbox::TextureMailbox(
+    const gpu::Mailbox& mailbox,
+    const gpu::SyncToken& sync_token,
+    uint32_t target,
+    const gfx::Size& size_in_pixels,
+    const gfx::GpuMemoryBufferHandle& gpu_memory_buffer_handle,
+    bool is_overlay_candidate,
+    bool secure_output_only)
     : mailbox_holder_(mailbox, sync_token, target),
       shared_bitmap_(nullptr),
       size_in_pixels_(size_in_pixels),
+      gpu_memory_buffer_handle_(gpu_memory_buffer_handle),
       is_overlay_candidate_(is_overlay_candidate),
       secure_output_only_(secure_output_only),
       nearest_neighbor_(false) {
@@ -58,6 +61,15 @@ TextureMailbox::TextureMailbox(SharedBitmap* shared_bitmap,
   CHECK(SharedBitmap::VerifySizeInBytes(size_in_pixels_));
 }
 
+TextureMailbox::TextureMailbox(const TextureMailbox& other)
+    : mailbox_holder_(other.mailbox_holder_),
+      shared_bitmap_(other.shared_bitmap_),
+      size_in_pixels_(other.size_in_pixels_),
+      gpu_memory_buffer_handle_(other.gpu_memory_buffer_handle_),
+      is_overlay_candidate_(other.is_overlay_candidate_),
+      secure_output_only_(other.secure_output_only_),
+      nearest_neighbor_(other.nearest_neighbor_) {}
+
 TextureMailbox::~TextureMailbox() {}
 
 bool TextureMailbox::Equals(const TextureMailbox& other) const {