[Test] Remove now unecessary interpreter()->Initialize() from tests.

test/cctest/interpreter/test-source-positions.cc

 // Copyright 2015 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.
 
 #include "src/v8.h"
 
 #include "src/compiler/pipeline.h"
 #include "src/handles.h"
 #include "src/interpreter/bytecode-generator.h"
 #include "src/interpreter/interpreter.h"
@@ skipping 208 matching lines @@
       optimization_bitmap, function_body, function_decl_params, function_args);
   SourcePositionMatcher matcher;
   if (!matcher.Match(unoptimized_bytecode, optimized_bytecode)) {
     return false;
   }
   return true;
 }
 
 void TestSourcePositionsEquivalent(int optimization_bitmap) {
   HandleAndZoneScope handles;
-  // Ensure handler table is generated.
-  handles.main_isolate()->interpreter()->Initialize();
-
   OptimizedBytecodeSourcePositionTester tester(handles.main_isolate());
   for (auto test_case_data : kTestCaseData) {
     CHECK(tester.SourcePositionsMatch(
         optimization_bitmap, test_case_data.script(),
         test_case_data.declaration_parameters(), test_case_data.arguments()));
   }
 }
 
 #define MAKE_TEST(Name, Bitmap)               \
   TEST(TestSourcePositionsEquivalent##Name) { \
     TestSourcePositionsEquivalent(Bitmap);    \
   }
 TEST_CASES(MAKE_TEST)
 #undef MAKE_TEST
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8