Nukes ContextSupplement and makes PerContextData extend SupportUserData

This gives the same functionality and ownership model while making it
simpler to associate arbitrary data with a context.

BUG=none
TEST=none
R=abarth@chromium.org

Review URL: https://codereview.chromium.org/183433002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@254126 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 0 insertions, 25 deletions

diff --git a/gin/per_context_data.cc b/gin/per_context_data.cc
index 5fedf52..3960528 100644
--- a/gin/per_context_data.cc
+++ b/gin/per_context_data.cc
@@ -10,12 +10,6 @@
 
 namespace gin {
 
-ContextSupplement::ContextSupplement() {
-}
-
-ContextSupplement::~ContextSupplement() {
-}
-
 PerContextData::PerContextData(v8::Handle<v8::Context> context)
     : runner_(NULL) {
   context->SetAlignedPointerInEmbedderData(
@@ -23,21 +17,6 @@ PerContextData::PerContextData(v8::Handle<v8::Context> context)
 }
 
 PerContextData::~PerContextData() {
-  DCHECK(supplements_.empty());
-}
-
-void PerContextData::Detach(v8::Handle<v8::Context> context) {
-  DCHECK(From(context) == this);
-  context->SetAlignedPointerInEmbedderData(
-      kPerContextDataStartIndex + kEmbedderNativeGin, NULL);
-
-  SuplementVector supplements;
-  supplements.swap(supplements_);
-
-  for (SuplementVector::iterator it = supplements.begin();
-       it != supplements.end(); ++it) {
-    (*it)->Detach(context);
-  }
 }
 
 // static
@@ -46,8 +25,4 @@ PerContextData* PerContextData::From(v8::Handle<v8::Context> context) {
       context->GetAlignedPointerFromEmbedderData(kEncodedValueIndex));
 }
 
-void PerContextData::AddSupplement(scoped_ptr<ContextSupplement> supplement) {
-  supplements_.push_back(supplement.release());
-}
-
 }  // namespace gin