code cleanup: remove unused speed.loud_consonants

It is set but never used.

src/libespeak-ng/setlengths.c

@@ -149,7 +149,6 @@ void SetSpeed(int control)
 	int wpm_value;
 	double sonic;
 
-	speed.loud_consonants = 0;
 	speed.min_sample_len = espeakRATE_MAXIMUM;
 	speed.lenmod_factor = 110; // controls the effect of FRFLAG_LEN_MOD reduce length change
 	speed.lenmod2_factor = 100;
@@ -195,9 +194,6 @@ void SetSpeed(int control)
 	if (wpm > espeakRATE_MAXIMUM)
 		wpm = espeakRATE_MAXIMUM;
 
-	if (wpm > 360)
-		speed.loud_consonants = (wpm - 360) / 8;
-
 	wpm2 = wpm;
 	if (wpm > 359) wpm2 = 359;
 	if (wpm < espeakRATE_MINIMUM) wpm2 = espeakRATE_MINIMUM;
@@ -281,7 +277,6 @@ void SetSpeed(int control)
 	int wpm;
 	int wpm2;
 
-	speed.loud_consonants = 0;
 	speed.min_sample_len = espeakRATE_MAXIMUM;
 	speed.lenmod_factor = 110; // controls the effect of FRFLAG_LEN_MOD reduce length change
 	speed.lenmod2_factor = 100;
@@ -295,9 +290,6 @@ void SetSpeed(int control)
 	if (wpm > espeakRATE_MAXIMUM)
 		wpm = espeakRATE_MAXIMUM;
 
-	if (wpm > 360)
-		speed.loud_consonants = (wpm - 360) / 8;
-
 	wpm2 = wpm;
 	if (wpm > 359) wpm2 = 359;
 	if (wpm < espeakRATE_MINIMUM) wpm2 = espeakRATE_MINIMUM;

src/libespeak-ng/synthesize.h

@@ -350,7 +350,6 @@ typedef struct {
 	int lenmod_factor;
 	int lenmod2_factor;
 	int min_sample_len;
-	int loud_consonants;
 	int fast_settings[8];
 } SPEED_FACTORS;