Use default argument count for runtime function calls.

src/ppc/builtins-ppc.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #if V8_TARGET_ARCH_PPC
 
 #include "src/codegen.h"
 #include "src/debug/debug.h"
 #include "src/deoptimizer.h"
 #include "src/full-codegen/full-codegen.h"
@@ skipping 2096 matching lines @@
       // Check the stack for overflow. We are not trying to catch interruptions
       // (i.e. debug break and preemption) here, so check the "real stack
       // limit".
       __ CompareRoot(sp, Heap::kRealStackLimitRootIndex);
       __ bgt(&done);  // Signed comparison.
       // Restore the stack pointer.
       __ mr(sp, r9);
       {
         FrameScope scope(masm, StackFrame::MANUAL);
         __ EnterFrame(StackFrame::INTERNAL);
-        __ CallRuntime(Runtime::kThrowStackOverflow, 0);
+        __ CallRuntime(Runtime::kThrowStackOverflow);
       }
       __ bind(&done);
     }
 
     // Relocate arguments down the stack.
     //  -- r3 : the number of arguments (not including the receiver)
     //  -- r9 : the previous stack pointer
     //  -- r10: the size of the [[BoundArguments]]
     {
       Label skip, loop;
@@ skipping 391 matching lines @@
     __ bkpt(0);
   }
 }
 
 
 #undef __
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_PPC