Streamline throwing in the C entry stub.

src/mips/macro-assembler-mips.h

Index: src/mips/macro-assembler-mips.h
diff --git a/src/mips/macro-assembler-mips.h b/src/mips/macro-assembler-mips.h
index 69b3f9d63a7b8f12f4dd0ecdd03e8bfd97c0ac35..56a3433b86ffe8b421f927e9bbb703e726344a98 100644
--- a/src/mips/macro-assembler-mips.h
+++ b/src/mips/macro-assembler-mips.h
@@ -871,12 +871,12 @@ class MacroAssembler: public Assembler {
   // Must preserve the result register.
   void PopTryHandler();
 
-  // Passes thrown value (in v0) to the handler of top of the try handler chain.
+  // Passes thrown value to the handler of top of the try handler chain.
   void Throw(Register value);
 
   // Propagates an uncatchable exception to the top of the current JS stack's
   // handler chain.
-  void ThrowUncatchable(UncatchableExceptionType type, Register value);
+  void ThrowUncatchable(Register value);
 
   // Copies a fixed number of fields of heap objects from src to dst.
   void CopyFields(Register dst, Register src, RegList temps, int field_count);