Make some crucial Isolate functions inlineable

src/isolate.h

 // 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.
 
 #ifndef V8_ISOLATE_H_
 #define V8_ISOLATE_H_
 
 #include <memory>
 #include <queue>
 #include <set>
@@ skipping 760 matching lines @@
   void RequestInterrupt(InterruptCallback callback, void* data);
   void InvokeApiInterruptCallbacks();
 
   // Administration
   void Iterate(ObjectVisitor* v);
   void Iterate(ObjectVisitor* v, ThreadLocalTop* t);
   char* Iterate(ObjectVisitor* v, char* t);
   void IterateThread(ThreadVisitor* v, char* t);
 
   // Returns the current native context.
-  Handle<Context> native_context();
+  inline Handle<Context> native_context();
+  inline Context* raw_native_context();
 
   // Returns the native context of the calling JavaScript code.  That
   // is, the native context of the top-most JavaScript frame.
   Handle<Context> GetCallingNativeContext();
 
   void RegisterTryCatchHandler(v8::TryCatch* that);
   void UnregisterTryCatchHandler(v8::TryCatch* that);
 
   char* ArchiveThread(char* to);
   char* RestoreThread(char* from);
@@ skipping 280 matching lines @@
 
   // Get (and lazily initialize) the registry for per-isolate symbols.
   Handle<JSObject> GetSymbolRegistry();
 
   void AddCallCompletedCallback(CallCompletedCallback callback);
   void RemoveCallCompletedCallback(CallCompletedCallback callback);
   void FireCallCompletedCallback();
 
   void AddBeforeCallEnteredCallback(BeforeCallEnteredCallback callback);
   void RemoveBeforeCallEnteredCallback(BeforeCallEnteredCallback callback);
-  void FireBeforeCallEnteredCallback();
+  inline void FireBeforeCallEnteredCallback();
 
   void AddMicrotasksCompletedCallback(MicrotasksCompletedCallback callback);
   void RemoveMicrotasksCompletedCallback(MicrotasksCompletedCallback callback);
   void FireMicrotasksCompletedCallback();
 
   void SetPromiseRejectCallback(PromiseRejectCallback callback);
   void ReportPromiseReject(Handle<JSObject> promise, Handle<Object> value,
                            v8::PromiseRejectEvent event);
 
   void EnqueueMicrotask(Handle<Object> microtask);
@@ skipping 549 matching lines @@
 
   EmbeddedVector<char, 128> filename_;
   FILE* file_;
   int scope_depth_;
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_ISOLATE_H_