src: remove V8_FT_ADAPTOR for V8 update

V8 has removed argument adapter frames. This commit removes them
from the Node.js codebase as well.

src/v8abbr.h

@@ -41,7 +41,6 @@
 #define V8_FT_OPTIMIZED             V8DBG_FRAMETYPE_OPTIMIZEDFRAME
 #define V8_FT_INTERNAL              V8DBG_FRAMETYPE_INTERNALFRAME
 #define V8_FT_CONSTRUCT             V8DBG_FRAMETYPE_CONSTRUCTFRAME
-#define V8_FT_ADAPTOR               V8DBG_FRAMETYPE_ARGUMENTSADAPTORFRAME
 #define V8_FT_STUB                  V8DBG_FRAMETYPE_STUBFRAME
 
 /* Identification masks and tags */

src/v8ustack.d

@@ -392,24 +392,6 @@ dtrace:helper:ustack:
 	this->ii = 0;
 }
 
-/*
- * Like V8, we first check if we've got an ArgumentsAdaptorFrame.  We've got
- * nothing to add for such frames, so we bail out quickly.
- */
-dtrace:helper:ustack:
-{
-	this->ctx = COPYIN_PTR(this->fp + V8_OFF_FP_CONTEXT);
-}
-
-dtrace:helper:ustack:
-/IS_SMI(this->ctx) && SMI_VALUE(this->ctx) == V8_FT_ADAPTOR/
-{
-	this->done = 1;
-	APPEND_CHR8('<','<',' ','a','d','a','p','t');
-	APPEND_CHR8('o','r',' ','>','>','\0','\0','\0');
-	stringof(this->buf);
-}
-
 /*
  * Check for other common frame types for which we also have nothing to add.
  */