Removed v8::Isolate::GetCurrent() and fixed toV8 with empty context.

BUG=369451

Review URL: https://codereview.chromium.org/302973003

git-svn-id: svn://svn.chromium.org/blink/trunk@175279 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/web/WebArrayBufferConverter.cpp

@@ -46,6 +46,13 @@ v8::Handle<v8::Value> WebArrayBufferConverter::toV8Value(WebArrayBuffer* buffer)
     return toV8(*buffer, v8::Handle<v8::Object>(), v8::Isolate::GetCurrent());
 }
 
+v8::Handle<v8::Value> WebArrayBufferConverter::toV8Value(WebArrayBuffer* buffer, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate)
+{
+    if (!buffer)
+        return v8::Handle<v8::Value>();
+    return toV8(*buffer, creationContext, isolate);
+}
+
 WebArrayBuffer* WebArrayBufferConverter::createFromV8Value(v8::Handle<v8::Value> value)
 {
     if (!V8ArrayBuffer::hasInstance(value, v8::Isolate::GetCurrent()))
@@ -54,5 +61,13 @@ WebArrayBuffer* WebArrayBufferConverter::createFromV8Value(v8::Handle<v8::Value>
     return new WebArrayBuffer(buffer);
 }
 
+WebArrayBuffer* WebArrayBufferConverter::createFromV8Value(v8::Handle<v8::Value> value, v8::Isolate* isolate)
+{
+    if (!V8ArrayBuffer::hasInstance(value, isolate))
+        return 0;
+    WTF::ArrayBuffer* buffer = V8ArrayBuffer::toNative(value->ToObject());
+    return new WebArrayBuffer(buffer);
+}
+
 } // namespace blink
 

third_party/WebKit/public/web/WebArrayBufferConverter.h

@@ -34,6 +34,8 @@
 #include "public/platform/WebArrayBuffer.h"
 
 namespace v8 {
+class Isolate;
+class Object;
 class Value;
 template <class T> class Handle;
 }
@@ -42,8 +44,12 @@ namespace blink {
 
 class WebArrayBufferConverter {
 public:
+    // FIXME: remove these two APIs which doesn't take either context or
+    // isolate as their parameters after the embedder side is fixed.
     BLINK_EXPORT static v8::Handle<v8::Value> toV8Value(WebArrayBuffer*);
     BLINK_EXPORT static WebArrayBuffer* createFromV8Value(v8::Handle<v8::Value>);
+    BLINK_EXPORT static v8::Handle<v8::Value> toV8Value(WebArrayBuffer*, v8::Handle<v8::Object>, v8::Isolate*);
+    BLINK_EXPORT static WebArrayBuffer* createFromV8Value(v8::Handle<v8::Value>, v8::Isolate*);
 };
 
 } // namespace blink