Merge JumpToErrorHandler and JumpToExceptionHandler stubs on all architectures.

runtime/vm/stub_code_arm.cc

Index: runtime/vm/stub_code_arm.cc
===================================================================
--- runtime/vm/stub_code_arm.cc	(revision 21683)
+++ runtime/vm/stub_code_arm.cc	(working copy)
@@ -1473,7 +1473,7 @@
 }
 
 
-// Jump to the exception handler.
+// Jump to the exception or error handler.
 // LR: return address.
 // R0: program_counter.
 // R1: stack_pointer.
@@ -1494,23 +1494,6 @@
 }
 
 
-// Jump to the error handler.
-// LR: return address.
-// R0: program_counter.
-// R1: stack_pointer.
-// R2: frame_pointer.
-// R3: error object.
-// Does not return.
-void StubCode::GenerateJumpToErrorHandlerStub(Assembler* assembler) {
-  ASSERT(kExceptionObjectReg == R0);
-  __ mov(LR, ShifterOperand(R0));  // Program counter.
-  __ mov(R0, ShifterOperand(R3));  // Error object.
-  __ mov(FP, ShifterOperand(R2));  // Frame_pointer.
-  __ mov(SP, ShifterOperand(R1));  // Stack pointer.
-  __ bx(LR);  // Jump to the exception handler code.
-}
-
-
 void StubCode::GenerateEqualityWithNullArgStub(Assembler* assembler) {
   __ Unimplemented("EqualityWithNullArg Stub");
 }