[WIP] Re-implement MediaControls in Blink-in-JS

Source/bindings/core/v8/PrivateScriptRunner.cpp

Index: Source/bindings/core/v8/PrivateScriptRunner.cpp
diff --git a/Source/bindings/core/v8/PrivateScriptRunner.cpp b/Source/bindings/core/v8/PrivateScriptRunner.cpp
index ff3a7bb32030cb2abad66cb4e5c4c3f7fb1538a8..a95408a8d800781fa62e13801fd61202e5db9e33 100644
--- a/Source/bindings/core/v8/PrivateScriptRunner.cpp
+++ b/Source/bindings/core/v8/PrivateScriptRunner.cpp
@@ -186,6 +186,13 @@ bool PrivateScriptRunner::throwDOMExceptionInPrivateScriptIfNeeded(v8::Isolate*
     if (name.IsEmpty() || !name->IsString())
         return false;
     String exceptionName = toCoreString(v8::Handle<v8::String>::Cast(name));
+    {
+        // FIXME: remove this.
+        // This is a temporal hack to show the error message.
+        v8::Handle<v8::Value> message = exceptionObject->Get(v8String(isolate, "message"));
+        String messageStr = toCoreString(v8::Handle<v8::String>::Cast(message));
+        printf("message: %s\n", messageStr.utf8().data());
+    }
     if (exceptionName == "DOMExceptionInPrivateScript") {
         v8::Handle<v8::Value> message = exceptionObject->Get(v8String(isolate, "message"));
         RELEASE_ASSERT(!message.IsEmpty() && message->IsString());