Land Ivan's change of 'Remove support for verified memory handling'

runtime/vm/pages.h

Index: runtime/vm/pages.h
diff --git a/runtime/vm/pages.h b/runtime/vm/pages.h
index ff1ca156544cbaaeadc8351b416a82ae0351aa09..13033af9de22d78706d0ce3109b1a833968105cb 100644
--- a/runtime/vm/pages.h
+++ b/runtime/vm/pages.h
@@ -345,11 +345,6 @@ class PageSpace {
   uword TryAllocateDataBumpLocked(intptr_t size, GrowthPolicy growth_policy);
   // Prefer small freelist blocks, then chip away at the bump block.
   uword TryAllocatePromoLocked(intptr_t size, GrowthPolicy growth_policy);
-  // Allocates memory where every word is guaranteed to be a Smi. Calling this
-  // method after the first garbage collection is inefficient in release mode
-  // and illegal in debug mode.
-  uword TryAllocateSmiInitializedLocked(intptr_t size,
-                                        GrowthPolicy growth_policy);
 
   // Bump block allocation from generated code.
   uword* TopAddress() { return &bump_top_; }