From 4c7788fd6835546ea885f89ae1998edf0ad593ef Mon Sep 17 00:00:00 2001
From: Tj Holowaychuk <tj@vision-media.ca>
Date: Mon, 8 Nov 2010 18:11:56 -0800
Subject: [PATCH 1/3] Use of Local<Value>

---
 src/Canvas.cc | 13 ++++++++-----
 src/Canvas.h  |  2 +-
 2 files changed, 9 insertions(+), 6 deletions(-)

diff --git a/src/Canvas.cc b/src/Canvas.cc
index 6536db6..b87a175 100644
--- a/src/Canvas.cc
+++ b/src/Canvas.cc
@@ -155,12 +155,12 @@ EIO_AfterToBuffer(eio_req *req) {
   ev_unref(EV_DEFAULT_UC);
 
   if (closure->status) {
-    Handle<Value> argv[1] = { Canvas::Error(closure->status) };
+    Local<Value> argv[1] = { Canvas::Error(closure->status) };
     closure->pfn->Call(Context::GetCurrent()->Global(), 1, argv);
   } else {
     Buffer *buf = Buffer::New(closure->len);
     memcpy(buf->data(), closure->data, closure->len);
-    Handle<Value> argv[2] = { Null(), buf->handle_ };
+    Local<Value> argv[2] = { Local<Value>::New(Null()), Local<Value>::New(buf->handle_) };
     closure->pfn->Call(Context::GetCurrent()->Global(), 2, argv);
   }
 
@@ -248,10 +248,13 @@ Canvas::StreamPNGSync(const Arguments &args) {
   if (try_catch.HasCaught()) {
     return try_catch.ReThrow();
   } else if (status) {
-    Handle<Value> argv[1] = { Canvas::Error(status) };
+    Local<Value> argv[1] = { Canvas::Error(status) };
     closure.fn->Call(Context::GetCurrent()->Global(), 1, argv);
   } else {
-    Handle<Value> argv[3] = { Null(), Null(), Integer::New(0) };
+    Local<Value> argv[3] = {
+        Local<Value>::New(Null())
+      , Local<Value>::New(Null())
+      , Integer::New(0) };
     closure.fn->Call(Context::GetCurrent()->Global(), 3, argv);
   }
   return Undefined();
@@ -289,7 +292,7 @@ Canvas::resurface() {
  * Construct an Error from the given cairo status.
  */
 
-Handle<Value>
+Local<Value>
 Canvas::Error(cairo_status_t status) {
   return Exception::Error(String::New(cairo_status_to_string(status)));
 }
diff --git a/src/Canvas.h b/src/Canvas.h
index 6902b26..a46ae03 100644
--- a/src/Canvas.h
+++ b/src/Canvas.h
@@ -58,7 +58,7 @@ class Canvas: public node::ObjectWrap {
     static void SetWidth(Local<String> prop, Local<Value> val, const AccessorInfo &info);
     static void SetHeight(Local<String> prop, Local<Value> val, const AccessorInfo &info);
     static Handle<Value> StreamPNGSync(const Arguments &args);
-    static Handle<Value> Error(cairo_status_t status);
+    static Local<Value> Error(cairo_status_t status);
     inline cairo_surface_t *getSurface(){ return _surface; }
     Canvas(int width, int height);
     void resurface();

From e2df4d491e10cb0116e670f69d1450cd82f4e2a9 Mon Sep 17 00:00:00 2001
From: Tj Holowaychuk <tj@vision-media.ca>
Date: Mon, 8 Nov 2010 18:13:22 -0800
Subject: [PATCH 2/3] More locals

---
 src/Canvas.cc | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/Canvas.cc b/src/Canvas.cc
index b87a175..77971fd 100644
--- a/src/Canvas.cc
+++ b/src/Canvas.cc
@@ -215,6 +215,7 @@ Canvas::ToBuffer(const Arguments &args) {
 
 static cairo_status_t
 streamPNG(void *c, const uint8_t *data, unsigned len) {
+  HandleScope scope;
   closure_t *closure = (closure_t *) c;
   Buffer *buf = Buffer::New(len);
 #if NODE_VERSION_AT_LEAST(0,3,0)
@@ -222,7 +223,10 @@ streamPNG(void *c, const uint8_t *data, unsigned len) {
 #else
   memcpy(buf->data(), data, len);
 #endif
-  Handle<Value> argv[3] = { Null(), buf->handle_, Integer::New(len) };
+  Local<Value> argv[3] = {
+      Local<Value>::New(Null())
+    , Local<Value>::New(buf->handle_)
+    , Integer::New(len) };
   closure->fn->Call(Context::GetCurrent()->Global(), 3, argv);
   return CAIRO_STATUS_SUCCESS;
 }

From 5858b47d668a1b3785abca625f4d895e10234dc2 Mon Sep 17 00:00:00 2001
From: Tj Holowaychuk <tj@vision-media.ca>
Date: Mon, 8 Nov 2010 18:16:03 -0800
Subject: [PATCH 3/3] locals

---
 src/Canvas.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Canvas.cc b/src/Canvas.cc
index 77971fd..0c25e66 100644
--- a/src/Canvas.cc
+++ b/src/Canvas.cc
@@ -217,7 +217,7 @@ static cairo_status_t
 streamPNG(void *c, const uint8_t *data, unsigned len) {
   HandleScope scope;
   closure_t *closure = (closure_t *) c;
-  Buffer *buf = Buffer::New(len);
+  Local<Buffer> buf = Buffer::New(len);
 #if NODE_VERSION_AT_LEAST(0,3,0)
   memcpy(Buffer::Data(buf->handle_), data, len);
 #else