Rename Origin.unique() to opaque().

url/origin.cc

Index: url/origin.cc
diff --git a/url/origin.cc b/url/origin.cc
index d15ba43f8f64f196e47fd540c3e15632c5c3a61a..e449532791a9ecf2ccd53659cf1c912ded682f8d 100644
--- a/url/origin.cc
+++ b/url/origin.cc
@@ -34,9 +34,9 @@ GURL AddSuboriginToUrl(const GURL& url, const std::string& suborigin) {
 
 }  // namespace
 
-Origin::Origin() : unique_(true), suborigin_(std::string()) {}
+Origin::Origin() : opaque_(true), suborigin_(std::string()) {}
 
-Origin::Origin(const GURL& url) : unique_(true), suborigin_(std::string()) {
+Origin::Origin(const GURL& url) : opaque_(true), suborigin_(std::string()) {
   if (!url.is_valid() || (!url.IsStandard() && !url.SchemeIsBlob()))
     return;
 
@@ -77,7 +77,7 @@ Origin::Origin(const GURL& url) : unique_(true), suborigin_(std::string()) {
     tuple_ = SchemeHostPort(url);
   }
 
-  unique_ = tuple_.IsInvalid();
+  opaque_ = tuple_.IsInvalid();
 }
 
 Origin::Origin(base::StringPiece scheme,
@@ -86,7 +86,7 @@ Origin::Origin(base::StringPiece scheme,
                base::StringPiece suborigin,
                SchemeHostPort::ConstructPolicy policy)
     : tuple_(scheme.as_string(), host.as_string(), port, policy) {
-  unique_ = tuple_.IsInvalid();
+  opaque_ = tuple_.IsInvalid();
   suborigin_ = suborigin.as_string();
 }
 
@@ -96,7 +96,7 @@ Origin::Origin(std::string scheme,
                std::string suborigin,
                SchemeHostPort::ConstructPolicy policy)
     : tuple_(std::move(scheme), std::move(host), port, policy) {
-  unique_ = tuple_.IsInvalid();
+  opaque_ = tuple_.IsInvalid();
   suborigin_ = std::move(suborigin);
 }
 
@@ -123,7 +123,7 @@ Origin Origin::CreateFromNormalizedTupleWithSuborigin(
 }
 
 std::string Origin::Serialize() const {
-  if (unique())
+  if (opaque())
     return "null";
 
   if (scheme() == kFileScheme)
@@ -145,7 +145,7 @@ Origin Origin::GetPhysicalOrigin() const {
 }
 
 GURL Origin::GetURL() const {
-  if (unique())
+  if (opaque())
     return GURL();
 
   if (scheme() == kFileScheme)
@@ -160,7 +160,7 @@ GURL Origin::GetURL() const {
 }
 
 bool Origin::IsSameOriginWith(const Origin& other) const {
-  if (unique_ || other.unique_)
+  if (opaque_ || other.opaque_)
     return false;
 
   return tuple_.Equals(other.tuple_) && suborigin_ == other.suborigin_;
@@ -171,7 +171,7 @@ bool Origin::IsSamePhysicalOriginWith(const Origin& other) const {
 }
 
 bool Origin::DomainIs(base::StringPiece lower_ascii_domain) const {
-  return !unique_ && url::DomainIs(tuple_.host(), lower_ascii_domain);
+  return !opaque_ && url::DomainIs(tuple_.host(), lower_ascii_domain);
 }
 
 bool Origin::operator<(const Origin& other) const {