Fix gcc warnings about unused variables.

These appear when compiling in release mode.

Change-Id: I76ee3b1b8d728fd839d713ee4f914b6965851b99
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@digia.com>

src/libs/qmldebug/qpacketprotocol.cpp

@@ -282,6 +282,7 @@ void QPacketProtocol::send(const QPacket & p)
     Q_ASSERT(writeBytes == sizeof(qint32));
     writeBytes = d->dev->write(p.b);
     Q_ASSERT(writeBytes == p.b.size());
+    Q_UNUSED(writeBytes); // For building in release mode.
 }
 
 /*!

src/libs/ssh/sshchannelmanager.cpp

@@ -211,9 +211,16 @@ int SshChannelManager::channelCount() const
 
 void SshChannelManager::removeChannel(ChannelIterator it)
 {
-    Q_ASSERT(it != m_channels.end() && "Unexpected channel lookup failure.");
+    if (it == m_channels.end()) {
+        throw SshClientException(SshInternalError,
+                QLatin1String("Internal error: Unexpected channel lookup failure"));
+    }
     const int removeCount = m_sessions.remove(it.value());
-    Q_ASSERT(removeCount == 1 && "Session for channel not found.");
+    if (removeCount != 1) {
+        throw SshClientException(SshInternalError,
+                QString::fromLocal8Bit("Internal error: Unexpected session count %1 for channel.")
+                                 .arg(removeCount));
+    }
     m_channels.erase(it);
 }
 

src/libs/ssh/sshcryptofacility.cpp

@@ -112,7 +112,10 @@ void SshAbstractCryptoFacility::convert(QByteArray &data, quint32 offset,
         dataSize);
     quint32 bytesRead = m_pipe->read(reinterpret_cast<byte *>(data.data()) + offset,
         dataSize, m_pipe->message_count() - 1); // Can't use Pipe::LAST_MESSAGE because of a VC bug.
-    Q_ASSERT(bytesRead == dataSize);
+    if (bytesRead != dataSize) {
+        throw SshClientException(SshInternalError,
+                QLatin1String("Internal error: Botan::Pipe::read() returned unexpected value"));
+    }
 }
 
 QByteArray SshAbstractCryptoFacility::generateMac(const QByteArray &data,

src/plugins/coreplugin/editormanager/editorview.cpp

@@ -455,6 +455,7 @@ void EditorView::goForwardInNavigationHistory()
 SplitterOrView::SplitterOrView(OpenEditorsModel *model)
 {
     Q_ASSERT(model);
+    Q_UNUSED(model); // For building in release mode.
     m_isRoot = true;
     m_layout = new QStackedLayout(this);
     m_view = new EditorView();

src/plugins/madde/maemodeploybymountsteps.cpp

@@ -353,8 +353,7 @@ QList<MaemoMountSpecification> MaemoMountAndCopyFilesService::mountSpecification
 
 void MaemoMountAndCopyFilesService::doInstall()
 {
-    m_copyFacility->copyFiles(connection(), deviceConfiguration(), m_filesToCopy,
-        deployMountPoint());
+    m_copyFacility->copyFiles(deviceConfiguration(), m_filesToCopy, deployMountPoint());
 }
 
 void MaemoMountAndCopyFilesService::cancelInstallation()

src/plugins/madde/maemoremotecopyfacility.cpp

@@ -49,11 +49,9 @@ MaemoRemoteCopyFacility::MaemoRemoteCopyFacility(QObject *parent) :
 
 MaemoRemoteCopyFacility::~MaemoRemoteCopyFacility() {}
 
-void MaemoRemoteCopyFacility::copyFiles(SshConnection *connection,
-    const IDevice::ConstPtr &device,
+void MaemoRemoteCopyFacility::copyFiles(const IDevice::ConstPtr &device,
     const QList<DeployableFile> &deployables, const QString &mountPoint)
 {
-    Q_ASSERT(connection->state() == SshConnection::Connected);
     Q_ASSERT(!m_isCopying);
 
     m_devConf = device;

src/plugins/madde/maemoremotecopyfacility.h

@@ -51,8 +51,7 @@ public:
     explicit MaemoRemoteCopyFacility(QObject *parent = 0);
     ~MaemoRemoteCopyFacility();
 
-    void copyFiles(QSsh::SshConnection *connection,
-        const ProjectExplorer::IDevice::ConstPtr &device,
+    void copyFiles(const ProjectExplorer::IDevice::ConstPtr &device,
         const QList<ProjectExplorer::DeployableFile> &deployables, const QString &mountPoint);
     void cancel();
 

src/plugins/qmlprojectmanager/qmlproject.cpp

@@ -81,7 +81,7 @@ public:
         if (!version || version->type() != QLatin1String(QtSupport::Constants::DESKTOPQT))
             return false;
 
-        bool hasViewer;
+        bool hasViewer = false; // Initialization needed for dumb compilers.
         QtSupport::QtVersionNumber minVersion;
         switch (import) {
         case QmlProject::UnknownImport: