Remove the template magic from types.(h|cc), remove types-inl.h.

src/compiler/typer.h

Index: src/compiler/typer.h
diff --git a/src/compiler/typer.h b/src/compiler/typer.h
index 41770266c813ba83d0fa261d94e3e9186b21420a..0982b28ade8c562d51646406ffdbc9407daedd07 100644
--- a/src/compiler/typer.h
+++ b/src/compiler/typer.h
@@ -30,7 +30,7 @@ class Typer {
 
   Typer(Isolate* isolate, Graph* graph, Flags flags = kNoFlags,
         CompilationDependencies* dependencies = nullptr,
-        Type::FunctionType* function_type = nullptr);
+        FunctionType* function_type = nullptr);
   ~Typer();
 
   void Run();
@@ -46,13 +46,13 @@ class Typer {
   Isolate* isolate() const { return isolate_; }
   Flags flags() const { return flags_; }
   CompilationDependencies* dependencies() const { return dependencies_; }
-  Type::FunctionType* function_type() const { return function_type_; }
+  FunctionType* function_type() const { return function_type_; }
 
   Isolate* const isolate_;
   Graph* const graph_;
   Flags const flags_;
   CompilationDependencies* const dependencies_;
-  Type::FunctionType* function_type_;
+  FunctionType* function_type_;
   Decorator* decorator_;
   TypeCache const& cache_;