[strong] Remove all remainders of strong mode

src/arm/builtins-arm.cc

 // Copyright 2012 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_ARM
 
 #include "src/codegen.h"
 #include "src/debug/debug.h"
 #include "src/deoptimizer.h"
 #include "src/full-codegen/full-codegen.h"
@@ skipping 2399 matching lines @@
     __ push(ip);
     __ cmp(r0, r4);  // Compare before moving to next argument.
     __ sub(r0, r0, Operand(kPointerSize));
     __ b(ne, &copy);
 
     __ b(&invoke);
   }
 
   {  // Too few parameters: Actual < expected
     __ bind(&too_few);
-
-    // If the function is strong we need to throw an error.
-    Label no_strong_error;
-    __ ldr(r4, FieldMemOperand(r1, JSFunction::kSharedFunctionInfoOffset));
-    __ ldr(r5, FieldMemOperand(r4, SharedFunctionInfo::kCompilerHintsOffset));
-    __ tst(r5, Operand(1 << (SharedFunctionInfo::kStrongModeFunction +
-                             kSmiTagSize)));
-    __ b(eq, &no_strong_error);
-
-    // What we really care about is the required number of arguments.
-    __ ldr(r4, FieldMemOperand(r4, SharedFunctionInfo::kLengthOffset));
-    __ cmp(r0, Operand::SmiUntag(r4));
-    __ b(ge, &no_strong_error);
-
-    {
-      FrameScope frame(masm, StackFrame::MANUAL);
-      EnterArgumentsAdaptorFrame(masm);
-      __ CallRuntime(Runtime::kThrowStrongModeTooFewArguments);
-    }
-
-    __ bind(&no_strong_error);
     EnterArgumentsAdaptorFrame(masm);
     ArgumentAdaptorStackCheck(masm, &stack_overflow);
 
     // Calculate copy start address into r0 and copy end address is fp.
     // r0: actual number of arguments as a smi
     // r1: function
     // r2: expected number of arguments
     // r3: new target (passed through to callee)
     __ add(r0, fp, Operand::PointerOffsetFromSmiKey(r0));
 
@@ skipping 60 matching lines @@
   }
 }
 
 
 #undef __
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_ARM