For background compilation we copy ICData so that it is immutable during comnpilation. However, we …

runtime/vm/pages.cc

Index: runtime/vm/pages.cc
diff --git a/runtime/vm/pages.cc b/runtime/vm/pages.cc
index 6dc7e9320cd4ea722b2cd4d03175d1055618451a..5d5df0e2d559398f7494b34059206646c3399233 100644
--- a/runtime/vm/pages.cc
+++ b/runtime/vm/pages.cc
@@ -361,10 +361,10 @@ uword PageSpace::TryAllocateInFreshPage(intptr_t size,
 
 
 uword PageSpace::TryAllocateInternal(intptr_t size,
-                            HeapPage::PageType type,
-                            GrowthPolicy growth_policy,
-                            bool is_protected,
-                            bool is_locked) {
+                                     HeapPage::PageType type,
+                                     GrowthPolicy growth_policy,
+                                     bool is_protected,
+                                     bool is_locked) {
   ASSERT(size >= kObjectAlignment);
   ASSERT(Utils::IsAligned(size, kObjectAlignment));
 #ifdef DEBUG