QmlJsInspector: Fix compilation breakage on Windows

MSVC doesn't take the 'using namespace' into account in moc file
(that isn't in a particular namespace).
Move it out of QmlJSDebugger::Internal.

Change-Id: Iee4a89a9ecf38607791e1ccf884a15cb8b0892a7
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@nokia.com>

src/plugins/debugger/qml/qmladapter.h

@@ -45,6 +45,8 @@ class QmlDebugConnection;
 class QDebugMessageClient;
 }
 
+using namespace QmlDebug;
+
 namespace Debugger {
 
 class DebuggerEngine;
@@ -54,8 +56,6 @@ class BaseQmlDebuggerClient;
 class QmlAdapterPrivate;
 } // namespace Internal
 
-using namespace QmlDebug;
-
 class DEBUGGER_EXPORT QmlAdapter : public QObject
 {
     Q_OBJECT

src/plugins/qmljsinspector/qmljsclientproxy.h

@@ -38,6 +38,8 @@
 
 QT_FORWARD_DECLARE_CLASS(QUrl)
 
+using namespace QmlDebug;
+
 namespace Debugger {
 class QmlAdapter;
 }
@@ -53,7 +55,6 @@ namespace Internal {
 class InspectorPlugin;
 class QmlToolsClient;
 
-using namespace QmlDebug;
 
 class ClientProxy : public QObject
 {

src/plugins/qmljsinspector/qmljsinspector.h

@@ -46,6 +46,8 @@
 #include <QAction>
 #include <QObject>
 
+using namespace QmlDebug;
+
 namespace ProjectExplorer {
 class Project;
 class Environment;
@@ -73,8 +75,6 @@ class InspectorSettings;
 class ContextCrumblePath;
 class QmlJSLiveTextPreview;
 
-using namespace QmlDebug;
-
 class InspectorUi : public QObject
 {
     Q_OBJECT

src/plugins/qmljsinspector/qmljslivetextpreview.h

@@ -43,6 +43,8 @@
 
 QT_FORWARD_DECLARE_CLASS(QTextDocument)
 
+using namespace QmlDebug;
+
 namespace Core {
 class IEditor;
 }
@@ -56,7 +58,6 @@ namespace Internal {
 
 class ClientProxy;
 
-using namespace QmlDebug;
 
 class QmlJSLiveTextPreview : public QObject
 {

src/plugins/qmljsinspector/qmljspropertyinspector.h

@@ -41,6 +41,8 @@
 
 #include "customcolordialog.h"
 
+using namespace QmlDebug;
+
 namespace Utils {
 class SavedAction;
 }
@@ -48,8 +50,6 @@ class SavedAction;
 namespace QmlJSInspector {
 namespace Internal {
 
-using namespace QmlDebug;
-
 class PropertyEditDelegate;
 
 class ExpressionEdit : public QDialog