Determine stability of system_health:memory_mobile results.

third_party/WebKit/Source/platform/heap/ThreadState.cpp

Index: third_party/WebKit/Source/platform/heap/ThreadState.cpp
diff --git a/third_party/WebKit/Source/platform/heap/ThreadState.cpp b/third_party/WebKit/Source/platform/heap/ThreadState.cpp
index 2c2b2630b7007c9910fcc1ae6a3226be81463c06..47e046cefd94513d6dbd87d35cacc96c22971573 100644
--- a/third_party/WebKit/Source/platform/heap/ThreadState.cpp
+++ b/third_party/WebKit/Source/platform/heap/ThreadState.cpp
@@ -175,8 +175,9 @@ void ThreadState::DetachCurrentThread() {
 
 void ThreadState::RemoveAllPages() {
   DCHECK(CheckThread());
-  for (int i = 0; i < BlinkGC::kNumberOfArenas; ++i)
+  for (int i = 0; i < BlinkGC::kNumberOfArenas; ++i) {
     arenas_[i]->RemoveAllPages();
+  }
 }
 
 void ThreadState::RunTerminationGC() {