renamed getInstance() -> instance() for singletons

src/common/Channel.cpp

@@ -178,7 +178,7 @@ void Channel::addOrReplaceTimeout(MessagePtr message)
     }
 
     // XXX: Might need the following line
-    // WindowManager::getInstance().repaintVisibleChatWidgets(this);
+    // WindowManager::instance().repaintVisibleChatWidgets(this);
 }
 
 void Channel::disableAllMessages()

src/common/Credentials.cpp

@@ -143,7 +143,7 @@ namespace {
     }
 }  // namespace
 
-Credentials &Credentials::getInstance()
+Credentials &Credentials::instance()
 {
     static Credentials creds;
     return creds;

src/common/Credentials.hpp

@@ -8,7 +8,7 @@ namespace chatterino {
 class Credentials
 {
 public:
-    static Credentials &getInstance();
+    static Credentials &instance();
 
     void get(const QString &provider, const QString &name, QObject *receiver,
              std::function<void(const QString &)> &&onLoaded);

src/common/Modes.cpp

@@ -27,7 +27,7 @@ Modes::Modes()
     }
 }
 
-const Modes &Modes::getInstance()
+const Modes &Modes::instance()
 {
     static Modes instance;
     return instance;

src/common/Modes.hpp

@@ -7,7 +7,7 @@ class Modes
 public:
     Modes();
 
-    static const Modes &getInstance();
+    static const Modes &instance();
 
     bool isNightly{};
     bool isPortable{};

src/common/Version.cpp

@@ -26,7 +26,7 @@ Version::Version()
 
     // "Full" version string, as displayed in window title
     this->fullVersion_ = "Chatterino ";
-    if (Modes::getInstance().isNightly)
+    if (Modes::instance().isNightly)
     {
         this->fullVersion_ += "Nightly ";
     }
@@ -34,7 +34,7 @@ Version::Version()
     this->fullVersion_ += this->version_;
 }
 
-const Version &Version::getInstance()
+const Version &Version::instance()
 {
     static Version instance;
     return instance;

src/common/Version.hpp

@@ -20,7 +20,7 @@ namespace chatterino {
 class Version
 {
 public:
-    static const Version &getInstance();
+    static const Version &instance();
 
     const QString &version() const;
     const QString &commitHash() const;