Add gpu::MailboxHolder to hold state for a gpu::Mailbox

cc/trees/layer_tree_host_unittest_context.cc

Index: cc/trees/layer_tree_host_unittest_context.cc
diff --git a/cc/trees/layer_tree_host_unittest_context.cc b/cc/trees/layer_tree_host_unittest_context.cc
index 587d722f8fb377dc0ffbb1509e28217b633cdc85..cadb1e7db365713627c59a3228ab1182bc525183 100644
--- a/cc/trees/layer_tree_host_unittest_context.cc
+++ b/cc/trees/layer_tree_host_unittest_context.cc
@@ -1164,10 +1164,10 @@ class LayerTreeHostContextTestDontUseLostResources
     texture->SetAnchorPoint(gfx::PointF());
     texture->SetIsDrawable(true);
     texture->SetTextureMailbox(
-        TextureMailbox(mailbox, sync_point),
-        SingleReleaseCallback::Create(base::Bind(
-            &LayerTreeHostContextTestDontUseLostResources::
-                EmptyReleaseCallback)));
+        TextureMailbox(mailbox, GL_TEXTURE_2D, sync_point),
+        SingleReleaseCallback::Create(
+            base::Bind(&LayerTreeHostContextTestDontUseLostResources::
+                            EmptyReleaseCallback)));
     root->AddChild(texture);
 
     scoped_refptr<ContentLayer> mask = ContentLayer::Create(&client_);
@@ -1205,30 +1205,24 @@ class LayerTreeHostContextTestDontUseLostResources
 
     color_video_frame_ = VideoFrame::CreateColorFrame(
         gfx::Size(4, 4), 0x80, 0x80, 0x80, base::TimeDelta());
-    hw_video_frame_ = VideoFrame::WrapNativeTexture(
-        make_scoped_ptr(new VideoFrame::MailboxHolder(
-            mailbox,
-            sync_point,
-            VideoFrame::MailboxHolder::TextureNoLongerNeededCallback())),
-        GL_TEXTURE_2D,
-        gfx::Size(4, 4),
-        gfx::Rect(0, 0, 4, 4),
-        gfx::Size(4, 4),
-        base::TimeDelta(),
-        VideoFrame::ReadPixelsCB(),
-        base::Closure());
-    scaled_hw_video_frame_ = VideoFrame::WrapNativeTexture(
-        make_scoped_ptr(new VideoFrame::MailboxHolder(
-            mailbox,
-            sync_point,
-            VideoFrame::MailboxHolder::TextureNoLongerNeededCallback())),
-        GL_TEXTURE_2D,
-        gfx::Size(4, 4),
-        gfx::Rect(0, 0, 3, 2),
-        gfx::Size(4, 4),
-        base::TimeDelta(),
-        VideoFrame::ReadPixelsCB(),
-        base::Closure());
+    hw_video_frame_ =
+        VideoFrame::WrapNativeTexture(make_scoped_ptr(new gpu::MailboxHolder(
+                                          mailbox, GL_TEXTURE_2D, sync_point)),
+                                      gpu::MailboxHolder::ReleaseCallback(),
+                                      gfx::Size(4, 4),
+                                      gfx::Rect(0, 0, 4, 4),
+                                      gfx::Size(4, 4),
+                                      base::TimeDelta(),
+                                      VideoFrame::ReadPixelsCB());
+    scaled_hw_video_frame_ =
+        VideoFrame::WrapNativeTexture(make_scoped_ptr(new gpu::MailboxHolder(
+                                          mailbox, GL_TEXTURE_2D, sync_point)),
+                                      gpu::MailboxHolder::ReleaseCallback(),
+                                      gfx::Size(4, 4),
+                                      gfx::Rect(0, 0, 3, 2),
+                                      gfx::Size(4, 4),
+                                      base::TimeDelta(),
+                                      VideoFrame::ReadPixelsCB());
 
     color_frame_provider_.set_frame(color_video_frame_);
     hw_frame_provider_.set_frame(hw_video_frame_);