Remove the static qualifier from functions in header files.

include/v8.h

Index: include/v8.h
diff --git a/include/v8.h b/include/v8.h
index 9c8b9c7afc7259cdedd43707526d251f41e2a531..7cad7b628044f008d2a79d242e2ace05af2ed09a 100644
--- a/include/v8.h
+++ b/include/v8.h
@@ -3704,8 +3704,8 @@ class V8EXPORT ActivityControl {  // NOLINT
 
 namespace internal {
 
-static const int kApiPointerSize = sizeof(void*);  // NOLINT
-static const int kApiIntSize = sizeof(int);  // NOLINT
+const int kApiPointerSize = sizeof(void*);  // NOLINT
+const int kApiIntSize = sizeof(int);  // NOLINT
 
 // Tag information for HeapObject.
 const int kHeapObjectTag = 1;