Move Mailbox from cc to gpu, and its traits to gpu/ipc

cc/texture_mailbox.cc

Index: cc/texture_mailbox.cc
diff --git a/cc/texture_mailbox.cc b/cc/texture_mailbox.cc
index c0990b1eb6326e5948de03f0d5241aa921f5639c..b534605f77793a4583d376db2a1ea3cd4033b5cd 100644
--- a/cc/texture_mailbox.cc
+++ b/cc/texture_mailbox.cc
@@ -19,33 +19,33 @@ TextureMailbox::TextureMailbox(
   DCHECK(mailbox_name.empty() == mailbox_callback.is_null());
   if (!mailbox_name.empty()) {
     CHECK(mailbox_name.size() == sizeof(name_.name));
-    name_.setName(reinterpret_cast<const int8*>(mailbox_name.data()));
+    name_.SetName(reinterpret_cast<const int8*>(mailbox_name.data()));
   }
 }
 
 TextureMailbox::TextureMailbox(
-    const Mailbox& mailbox_name,
+    const gpu::Mailbox& mailbox_name,
     const ReleaseCallback& mailbox_callback)
     : callback_(mailbox_callback),
       sync_point_(0) {
-  DCHECK(mailbox_name.isZero() == mailbox_callback.is_null());
-  name_.setName(mailbox_name.name);
+  DCHECK(mailbox_name.IsZero() == mailbox_callback.is_null());
+  name_.SetName(mailbox_name.name);
 }
 
 TextureMailbox::TextureMailbox(
-    const Mailbox& mailbox_name,
+    const gpu::Mailbox& mailbox_name,
     const ReleaseCallback& mailbox_callback,
     unsigned sync_point)
     : callback_(mailbox_callback),
       sync_point_(sync_point) {
-  DCHECK(mailbox_name.isZero() == mailbox_callback.is_null());
-  name_.setName(mailbox_name.name);
+  DCHECK(mailbox_name.IsZero() == mailbox_callback.is_null());
+  name_.SetName(mailbox_name.name);
 }
 
 TextureMailbox::~TextureMailbox() {
 }
 
-bool TextureMailbox::Equals(const Mailbox& other) const {
+bool TextureMailbox::Equals(const gpu::Mailbox& other) const {
   return !memcmp(data(), other.name, sizeof(name_.name));
 }
 
@@ -54,7 +54,7 @@ bool TextureMailbox::Equals(const TextureMailbox& other) const {
 }
 
 bool TextureMailbox::IsEmpty() const {
-  return name_.isZero();
+  return name_.IsZero();
 }
 
 void TextureMailbox::RunReleaseCallback(unsigned sync_point) const {
@@ -62,8 +62,8 @@ void TextureMailbox::RunReleaseCallback(unsigned sync_point) const {
     callback_.Run(sync_point);
 }
 
-void TextureMailbox::SetName(const Mailbox& other) {
-  name_.setName(other.name);
+void TextureMailbox::SetName(const gpu::Mailbox& other) {
+  name_.SetName(other.name);
 }
 
 }  // namespace cc