Fix newly discovered presubmit errors.

src/api.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.
 
 #include "src/api.h"
 
 #include <string.h>  // For memcpy, strlen.
 #ifdef V8_USE_ADDRESS_SANITIZER
 #include <sanitizer/asan_interface.h>
 #endif  // V8_USE_ADDRESS_SANITIZER
@@ skipping 4272 matching lines @@
   static inline bool EndsWithSurrogate(uint8_t state) {
     return state & kEndsWithLeadingSurrogate;
   }
 
   static inline bool StartsWithSurrogate(uint8_t state) {
     return state & kStartsWithTrailingSurrogate;
   }
 
   class Visitor {
    public:
-    inline explicit Visitor()
-        : utf8_length_(0),
-          state_(kInitialState) {}
+    Visitor() : utf8_length_(0), state_(kInitialState) {}
 
     void VisitOneByteString(const uint8_t* chars, int length) {
       int utf8_length = 0;
       // Add in length 1 for each non-ASCII character.
       for (int i = 0; i < length; i++) {
         utf8_length += *chars++ >> 7;
       }
       // Add in length 1 for each character.
       utf8_length_ = utf8_length + length;
       state_ = kInitialState;
@@ skipping 3327 matching lines @@
   Isolate* isolate = reinterpret_cast<Isolate*>(info.GetIsolate());
   Address callback_address =
       reinterpret_cast<Address>(reinterpret_cast<intptr_t>(callback));
   VMState<EXTERNAL> state(isolate);
   ExternalCallbackScope call_scope(isolate, callback_address);
   callback(info);
 }
 
 
 } }  // namespace v8::internal