qt: better looking trayicon

Github-Pull: #4678
Rebased-By: Wladimir J. van der Laan <laanwj@gmail.com>

doc/assets-attribution.md

@@ -100,5 +100,4 @@ Jonas Schnelli
 	src/qt/res/icons/bitcoin.icns, src/qt/res/src/bitcoin.svg,
 	src/qt/res/src/bitcoin.ico, src/qt/res/src/bitcoin.png,
 	src/qt/res/src/bitcoin_testnet.png, docs/bitcoin_logo_doxygen.png,
-	src/qt/res/icons/toolbar.png, src/qt/res/icons/toolbar_testnet.png,
 	src/qt/res/images/splash.png, src/qt/res/images/splash_testnet.png

src/Makefile.qt.include

@@ -245,8 +245,6 @@ RES_ICONS = \
   qt/res/icons/remove.png \
   qt/res/icons/send.png \
   qt/res/icons/synced.png \
-  qt/res/icons/toolbar.png \
-  qt/res/icons/toolbar_testnet.png \
   qt/res/icons/transaction0.png \
   qt/res/icons/transaction2.png \
   qt/res/icons/transaction_conflicted.png \

src/qt/bitcoin.qrc

@@ -4,7 +4,6 @@
         <file alias="address-book">res/icons/address-book.png</file>
         <file alias="quit">res/icons/quit.png</file>
         <file alias="send">res/icons/send.png</file>
-        <file alias="toolbar">res/icons/toolbar.png</file>
         <file alias="connect_0">res/icons/connect0_16.png</file>
         <file alias="connect_1">res/icons/connect1_16.png</file>
         <file alias="connect_2">res/icons/connect2_16.png</file>
@@ -24,7 +23,6 @@
         <file alias="editcopy">res/icons/editcopy.png</file>
         <file alias="add">res/icons/add.png</file>
         <file alias="bitcoin_testnet">res/icons/bitcoin_testnet.png</file>
-        <file alias="toolbar_testnet">res/icons/toolbar_testnet.png</file>
         <file alias="edit">res/icons/edit.png</file>
         <file alias="history">res/icons/history.png</file>
         <file alias="overview">res/icons/overview.png</file>

src/qt/bitcoingui.cpp

@@ -479,12 +479,12 @@ void BitcoinGUI::createTrayIcon(bool fIsTestnet)
     if (!fIsTestnet)
     {
         trayIcon->setToolTip(tr("Bitcoin Core client"));
-        trayIcon->setIcon(QIcon(":/icons/toolbar"));
+        trayIcon->setIcon(QIcon(":/icons/bitcoin"));
     }
     else
     {
         trayIcon->setToolTip(tr("Bitcoin Core client") + " " + tr("[testnet]"));
-        trayIcon->setIcon(QIcon(":/icons/toolbar_testnet"));
+        trayIcon->setIcon(QIcon(":/icons/bitcoin_testnet"));
     }
 
     trayIcon->show();