Pass line offsets to Dart_LoadLibrary and Dart_LoadSource.

Source/bindings/dart/DartAsyncLoader.cpp

Index: Source/bindings/dart/DartAsyncLoader.cpp
diff --git a/Source/bindings/dart/DartAsyncLoader.cpp b/Source/bindings/dart/DartAsyncLoader.cpp
index 1b0af2187d6c8097f78e5b945bc0b3c5ffff308e..7f64cd70e494d83f3edff3407fb280c3c2adae27 100644
--- a/Source/bindings/dart/DartAsyncLoader.cpp
+++ b/Source/bindings/dart/DartAsyncLoader.cpp
@@ -238,10 +238,10 @@ void DartAsyncLoader::findDependences(const String& url, const String& source, i
     }
 
     if (m_pendingLibraries.contains(url)) {
-        processLibrary(url, source);
+        processLibrary(url, source, lineNumber);
     } else {
         ASSERT(m_pendingSource.contains(url));
-        processSource(url, source);
+        processSource(url, source, lineNumber);
     }
 }
 
@@ -257,7 +257,7 @@ void DartAsyncLoader::reportError(const String& error, const String& url)
 }
 
 
-void DartAsyncLoader::processLibrary(const String& url, const String& source)
+void DartAsyncLoader::processLibrary(const String& url, const String& source, intptr_t lineNumber)
 {
     ASSERT(m_pendingLibraries.contains(url));
 
@@ -265,9 +265,9 @@ void DartAsyncLoader::processLibrary(const String& url, const String& source)
     if (!m_rootLoaded) {
         // A spawned isolate.
         m_rootLoaded = true;
-        result = Dart_LoadScript(DartUtilities::stringToDartString(url), DartUtilities::convertSourceString(source), 0, 0);
+        result = Dart_LoadScript(DartUtilities::stringToDartString(url), DartUtilities::convertSourceString(source), lineNumber, 0);
     } else {
-        result = Dart_LoadLibrary(DartUtilities::stringToDartString(url), DartUtilities::convertSourceString(source));
+        result = Dart_LoadLibrary(DartUtilities::stringToDartString(url), DartUtilities::convertSourceString(source), lineNumber, 0);
     }
     if (Dart_IsError(result))
         reportError(result, url);
@@ -275,7 +275,7 @@ void DartAsyncLoader::processLibrary(const String& url, const String& source)
     m_pendingLibraries.remove(url);
 }
 
-void DartAsyncLoader::processSource(const String& url, const String& source)
+void DartAsyncLoader::processSource(const String& url, const String& source, intptr_t lineNumber)
 {
     ASSERT(m_pendingSource.contains(url));
     HandleSet* importers = m_pendingSource.take(url);
@@ -284,7 +284,7 @@ void DartAsyncLoader::processSource(const String& url, const String& source)
         Dart_Handle library = Dart_HandleFromPersistent(persistent);
         Dart_DeletePersistentHandle(persistent);
 
-        Dart_Handle result = Dart_LoadSource(library, DartUtilities::stringToDartString(url), DartUtilities::convertSourceString(source));
+        Dart_Handle result = Dart_LoadSource(library, DartUtilities::stringToDartString(url), DartUtilities::convertSourceString(source), lineNumber, 0);
         if (Dart_IsError(result))
             reportError(result, url);
     }