Fix all remaining link and compile errors building dartium 45 both in Release and Debug.

Source/core/inspector/InspectorDebuggerAgent.cpp

Index: Source/core/inspector/InspectorDebuggerAgent.cpp
diff --git a/Source/core/inspector/InspectorDebuggerAgent.cpp b/Source/core/inspector/InspectorDebuggerAgent.cpp
index 6ba941c690df4fa37b5e796e63aa08a3c2e4ed95..774575e842fe6634f2281e0bd9d638248789dad3 100644
--- a/Source/core/inspector/InspectorDebuggerAgent.cpp
+++ b/Source/core/inspector/InspectorDebuggerAgent.cpp
@@ -1042,6 +1042,17 @@ void InspectorDebuggerAgent::evaluateOnCallFrame(ErrorString* errorString, const
     }
 }
 
+// CUSTOM METHODS FOR DART
+void InspectorDebuggerAgent::getCompletionsOnCallFrame(ErrorString* errorString, const String& callFrameId, const String& expression, RefPtr<TypeBuilder::Array<String>>& result)
+{
+    if (dartAgent() && DartInjectedScript::isDartObjectId(callFrameId)) {
+        dartAgent()->getCompletionsOnCallFrame(errorString, callFrameId, expression, result);
+        return;
+    }
+    *errorString = "This method is not supported for JavaScript";
+}
+// END CUSTOM METHODS FOR DART
+
 void InspectorDebuggerAgent::compileScript(ErrorString* errorString, const String& expression, const String& sourceURL, bool persistScript, const int* executionContextId, TypeBuilder::OptOutput<ScriptId>* scriptId, RefPtr<ExceptionDetails>& exceptionDetails)
 {
      // Intentionally not supported in Dart.