Remove excessive parentheses

There are many more.

src/terminal/parserstate.cc

@@ -79,15 +79,15 @@ Transition State::input( wchar_t ch ) const
 
 static bool C0_prime( wchar_t ch )
 {
-  return ( (ch <= 0x17)
-	   || (ch == 0x19)
-	   || ( (0x1C <= ch) && (ch <= 0x1F) ) );
+  return (ch <= 0x17)
+    || (ch == 0x19)
+    || ( (0x1C <= ch) && (ch <= 0x1F) );
 }
 
 static bool GLGR ( wchar_t ch )
 {
-  return ( ( (0x20 <= ch) && (ch <= 0x7F) ) /* GL area */
-	   || ( (0xA0 <= ch) && (ch <= 0xFF) ) ); /* GR area */
+  return ( (0x20 <= ch) && (ch <= 0x7F) ) /* GL area */
+    || ( (0xA0 <= ch) && (ch <= 0xFF) ); /* GR area */
 }
 
 Transition Ground::input_state_rule( wchar_t ch ) const

src/terminal/terminal.cc

@@ -179,5 +179,5 @@ void Emulator::resize( size_t s_width, size_t s_height )
 bool Emulator::operator==( Emulator const &x ) const
 {
   /* dispatcher and user are irrelevant for us */
-  return ( fb == x.fb );
+  return fb == x.fb;
 }

src/terminal/terminaldispatcher.cc

@@ -248,6 +248,10 @@ void Dispatcher::OSC_start( const Parser::OSC_Start *act __attribute((unused)) )
 
 bool Dispatcher::operator==( const Dispatcher &x ) const
 {
-  return ( params == x.params ) && ( parsed_params == x.parsed_params ) && ( parsed == x.parsed )
-    && ( dispatch_chars == x.dispatch_chars ) && ( OSC_string == x.OSC_string ) && ( terminal_to_host == x.terminal_to_host );
+  return ( params == x.params )
+    && ( parsed_params == x.parsed_params )
+    && ( parsed == x.parsed )
+    && ( dispatch_chars == x.dispatch_chars )
+    && ( OSC_string == x.OSC_string )
+    && ( terminal_to_host == x.terminal_to_host );
 }

src/terminal/terminaldisplay.cc

@@ -227,7 +227,8 @@ std::string Display::new_frame( bool initialized, const Framebuffer &last, const
 	/* Common case:  if we're already on the bottom line and we're scrolling the whole
 	 * screen, just do a CR and LFs.
 	 */
-	if ( (scroll_height + lines_scrolled == f.ds.get_height() ) && frame.cursor_y + 1 == f.ds.get_height() ) {
+	if ( scroll_height + lines_scrolled == f.ds.get_height()
+	     && frame.cursor_y + 1 == f.ds.get_height() ) {
 	  frame.append( '\r' );
 	  frame.append( lines_scrolled, '\n' );
 	  frame.cursor_x = 0;

src/terminal/terminalfunctions.cc

@@ -584,8 +584,8 @@ void Dispatcher::OSC_dispatch( const Parser::OSC_End *act __attribute((unused)),
       cmd_num = OSC_string[ 0 ] - L'0';
       offset = 2;
     }
-    bool set_icon = (cmd_num == 0 || cmd_num == 1);
-    bool set_title = (cmd_num == 0 || cmd_num == 2);
+    bool set_icon = cmd_num == 0 || cmd_num == 1;
+    bool set_title = cmd_num == 0 || cmd_num == 2;
     if ( set_icon || set_title ) {
       fb->set_title_initialized();
       int title_length = min(OSC_string.size(), (size_t)256);