Replace String CharArray with internal uint16_t array.

Summary of high level changes:
  - Adds compiler inliner support to identify string init methods
  - Adds compiler support (quick & optimizing) with new invoke code path
    that calls method off the thread pointer
  - Adds thread entrypoints for all string init methods
  - Adds map to verifier to log when receiver of string init has been
    copied to other registers. used by compiler and interpreter

Change-Id: I797b992a8feb566f9ad73060011ab6f51eb7ce01
diff --git a/runtime/interpreter/interpreter_common.h b/runtime/interpreter/interpreter_common.h
index dbedc16..6acc72e 100644
--- a/runtime/interpreter/interpreter_common.h
+++ b/runtime/interpreter/interpreter_common.h
@@ -369,7 +369,7 @@
       oss << StringPrintf(" vreg%u=0x%08X", i, raw_value);
       if (ref_value != nullptr) {
         if (ref_value->GetClass()->IsStringClass() &&
-            ref_value->AsString()->GetCharArray() != nullptr) {
+            ref_value->AsString()->GetValue() != nullptr) {
           oss << "/java.lang.String \"" << ref_value->AsString()->ToModifiedUtf8() << "\"";
         } else {
           oss << "/" << PrettyTypeOf(ref_value);