- Remove JSCRE from the runtime.

runtime/vm/raw_object.h

Index: runtime/vm/raw_object.h
===================================================================
--- runtime/vm/raw_object.h	(revision 44981)
+++ runtime/vm/raw_object.h	(working copy)
@@ -1872,9 +1872,8 @@
   RAW_HEAP_OBJECT_IMPLEMENTATION(JSRegExp);
 
   RawObject** from() {
-    return reinterpret_cast<RawObject**>(&ptr()->data_length_);
+    return reinterpret_cast<RawObject**>(&ptr()->num_bracket_expressions_);
   }
-  RawSmi* data_length_;
   RawSmi* num_bracket_expressions_;
   RawString* pattern_;  // Pattern to be used for matching.
   RawFunction* one_byte_function_;
@@ -1889,9 +1888,6 @@
   // type: Uninitialized, simple or complex.
   // flags: Represents global/local, case insensitive, multiline.
   int8_t type_flags_;
-
-  // Variable length data follows here.
-  uint8_t* data() { OPEN_ARRAY_START(uint8_t, uint8_t); }
 };