ARM: Remove support for ABI prior to EABI

src/conversions-inl.h

Index: src/conversions-inl.h
diff --git a/src/conversions-inl.h b/src/conversions-inl.h
index bf029475855efeb63f42a4045602cdfffe92cb6b..cb7dbf88d2a32d7f132fcc5e9e76da60102b461e 100644
--- a/src/conversions-inl.h
+++ b/src/conversions-inl.h
@@ -60,11 +60,7 @@ static inline unsigned int FastD2UI(double x) {
   if (x < k2Pow52) {
     x += k2Pow52;
     uint32_t result;
-#ifdef BIG_ENDIAN_FLOATING_POINT
-    Address mantissa_ptr = reinterpret_cast<Address>(&x) + kIntSize;
-#else
     Address mantissa_ptr = reinterpret_cast<Address>(&x);
-#endif
     // Copy least significant 32 bits of mantissa.
     memcpy(&result, mantissa_ptr, sizeof(result));
     return negative ? ~result + 1 : result;