Fix build after previous commit.

third_party/bigint/BigInteger.cc

Index: third_party/bigint/BigInteger.cc
diff --git a/third_party/bigint/BigInteger.cc b/third_party/bigint/BigInteger.cc
index bac578f974b28a62c6055076970b334105e380e1..93b57e42550ef311e80f1fc52668f5ad8d743f7d 100644
--- a/third_party/bigint/BigInteger.cc
+++ b/third_party/bigint/BigInteger.cc
@@ -20,11 +20,7 @@ BigInteger::BigInteger(const Blk *b, Index blen, Sign s) : mag(b, blen) {
 	switch (s) {
 	case zero:
 		if (!mag.isZero())
-#ifdef FOXIT_CHROME_BUILD
             abort();
-#else
-			throw "BigInteger::BigInteger(const Blk *, Index, Sign): Cannot use a sign of zero with a nonzero magnitude";
-#endif
 		sign = zero;
 		break;
 	case positive:
@@ -35,11 +31,7 @@ BigInteger::BigInteger(const Blk *b, Index blen, Sign s) : mag(b, blen) {
 	default:
 		/* g++ seems to be optimizing out this case on the assumption
 		 * that the sign is a valid member of the enumeration.  Oh well. */
-#ifdef FOXIT_CHROME_BUILD
         abort();
-#else
-		throw "BigInteger::BigInteger(const Blk *, Index, Sign): Invalid sign";
-#endif
 	}
 }
 
@@ -47,11 +39,7 @@ BigInteger::BigInteger(const BigUnsigned &x, Sign s) : mag(x) {
 	switch (s) {
 	case zero:
 		if (!mag.isZero())
-#ifdef FOXIT_CHROME_BUILD
             abort();
-#else
-			throw "BigInteger::BigInteger(const BigUnsigned &, Sign): Cannot use a sign of zero with a nonzero magnitude";
-#endif
 		sign = zero;
 		break;
 	case positive:
@@ -62,11 +50,7 @@ BigInteger::BigInteger(const BigUnsigned &x, Sign s) : mag(x) {
 	default:
 		/* g++ seems to be optimizing out this case on the assumption
 		 * that the sign is a valid member of the enumeration.  Oh well. */
-#ifdef FOXIT_CHROME_BUILD
         abort();
-#else
-		throw "BigInteger::BigInteger(const BigUnsigned &, Sign): Invalid sign";
-#endif
 	}
 }
 
@@ -114,12 +98,7 @@ inline X convertBigUnsignedToPrimitiveAccess(const BigUnsigned &a) {
 template <class X>
 X BigInteger::convertToUnsignedPrimitive() const {
 	if (sign == negative)
-#ifdef FOXIT_CHROME_BUILD
         abort();
-#else
-		throw "BigInteger::to<Primitive>: "
-			"Cannot convert a negative integer to an unsigned type";
-#endif
 	else
 		return convertBigUnsignedToPrimitiveAccess<X>(mag);
 }
@@ -146,12 +125,7 @@ X BigInteger::convertToSignedPrimitive() const {
 		}
 		// Otherwise fall through.
 	}
-#ifdef FOXIT_CHROME_BUILD
     abort();
-#else
-	throw "BigInteger::to<Primitive>: "
-		"Value is too big to fit in the requested type";
-#endif
 }
 
 unsigned long  BigInteger::toUnsignedLong () const { return convertToUnsignedPrimitive<unsigned long >       (); }
@@ -179,11 +153,7 @@ BigInteger::CmpRes BigInteger::compareTo(const BigInteger &x) const {
 		// Compare the magnitudes, but return the opposite result
 		return CmpRes(-mag.compareTo(x.mag));
 	default:
-#ifdef FOXIT_CHROME_BUILD
         abort();
-#else
-		throw "BigInteger internal error";
-#endif
 	}
 }
 
@@ -315,11 +285,7 @@ void BigInteger::divideWithRemainder(const BigInteger &b, BigInteger &q) {
 	// Defend against aliased calls;
 	// same idea as in BigUnsigned::divideWithRemainder .
 	if (this == &q)
-#ifdef FOXIT_CHROME_BUILD
         abort();
-#else
-		throw "BigInteger::divideWithRemainder: Cannot write quotient and remainder into the same variable";
-#endif
 	if (this == &b || &q == &b) {
 		BigInteger tmpB(b);
 		divideWithRemainder(tmpB, q);