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

runtime/vm/cpuid.cc

Index: runtime/vm/cpuid.cc
diff --git a/runtime/vm/cpuid.cc b/runtime/vm/cpuid.cc
index 4800c5be72d049be6ccbecd7f3faa697d063b21b..d0b450bebdcc3a2b0b06b078839e2553349d6b34 100644
--- a/runtime/vm/cpuid.cc
+++ b/runtime/vm/cpuid.cc
@@ -34,7 +34,6 @@ void CpuId::GetCpuId(int32_t level, uint32_t info[4]) {
 #endif
 }
 
-
 void CpuId::InitOnce() {
   uint32_t info[4] = {static_cast<uint32_t>(-1)};
 
@@ -63,7 +62,6 @@ void CpuId::InitOnce() {
   CpuId::brand_string_ = brand_string;
 }
 
-
 void CpuId::Cleanup() {
   ASSERT(id_string_ != NULL);
   free(const_cast<char*>(id_string_));
@@ -74,17 +72,14 @@ void CpuId::Cleanup() {
   brand_string_ = NULL;
 }
 
-
 const char* CpuId::id_string() {
   return strdup(id_string_);
 }
 
-
 const char* CpuId::brand_string() {
   return strdup(brand_string_);
 }
 
-
 const char* CpuId::field(CpuInfoIndices idx) {
   switch (idx) {
     case kCpuInfoProcessor: