Revert "Revert "Revert "Revert "Make dex2dex return a CompiledMethod after quickening.""""

This reverts commit ed6195a514e3253576af27ea9ba13038509d29ac.

Change-Id: Icb58854301e8982147cdebe3edf2e0d9e0a63a56
diff --git a/compiler/driver/compiler_driver.h b/compiler/driver/compiler_driver.h
index 2d7ceae..5cf4044 100644
--- a/compiler/driver/compiler_driver.h
+++ b/compiler/driver/compiler_driver.h
@@ -675,12 +675,13 @@
   typedef void (*CompilerCallbackFn)(CompilerDriver& driver);
   typedef MutexLock* (*CompilerMutexLockFn)(CompilerDriver& driver);
 
-  typedef void (*DexToDexCompilerFn)(CompilerDriver& driver,
-                                     const DexFile::CodeItem* code_item,
-                                     uint32_t access_flags, InvokeType invoke_type,
-                                     uint32_t class_dex_idx, uint32_t method_idx,
-                                     jobject class_loader, const DexFile& dex_file,
-                                     DexToDexCompilationLevel dex_to_dex_compilation_level);
+  typedef CompiledMethod* (*DexToDexCompilerFn)(
+      CompilerDriver& driver,
+      const DexFile::CodeItem* code_item,
+      uint32_t access_flags, InvokeType invoke_type,
+      uint32_t class_dex_idx, uint32_t method_idx,
+      jobject class_loader, const DexFile& dex_file,
+      DexToDexCompilationLevel dex_to_dex_compilation_level);
   DexToDexCompilerFn dex_to_dex_compiler_;
 
   void* compiler_context_;