VM: Re-format to use at most one newline between functions

runtime/bin/eventhandler.h

Index: runtime/bin/eventhandler.h
diff --git a/runtime/bin/eventhandler.h b/runtime/bin/eventhandler.h
index dd0be38e0b73b4969dcc6323060c015233b85f21..bfd5c0e9f0f26325468c962a9e37db4043555deb 100644
--- a/runtime/bin/eventhandler.h
+++ b/runtime/bin/eventhandler.h
@@ -111,7 +111,6 @@ class TimeoutQueue {
   DISALLOW_COPY_AND_ASSIGN(TimeoutQueue);
 };
 
-
 class InterruptMessage {
  public:
   intptr_t id;
@@ -119,13 +118,11 @@ class InterruptMessage {
   int64_t data;
 };
 
-
 static const int kInterruptMessageSize = sizeof(InterruptMessage);
 static const int kInfinityTimeout = -1;
 static const int kTimerId = -1;
 static const int kShutdownId = -2;
 
-
 template <typename T>
 class CircularLinkedList {
  public:
@@ -229,7 +226,6 @@ class CircularLinkedList {
   DISALLOW_COPY_AND_ASSIGN(CircularLinkedList);
 };
 
-
 class DescriptorInfoBase {
  public:
   explicit DescriptorInfoBase(intptr_t fd) : fd_(fd) { ASSERT(fd_ != -1); }
@@ -277,7 +273,6 @@ class DescriptorInfoBase {
   DISALLOW_COPY_AND_ASSIGN(DescriptorInfoBase);
 };
 
-
 // Describes a OS descriptor (e.g. file descriptor on linux or HANDLE on
 // windows) which is connected to a single Dart_Port.
 //
@@ -367,7 +362,6 @@ class DescriptorInfoSingleMixin : public DI {
   DISALLOW_COPY_AND_ASSIGN(DescriptorInfoSingleMixin);
 };
 
-
 // Describes a OS descriptor (e.g. file descriptor on linux or HANDLE on
 // windows) which is connected to multiple Dart_Port's.
 //