PlatformThreadHandle: remove public id() interface

base/threading/platform_thread_win.cc

Index: base/threading/platform_thread_win.cc
diff --git a/base/threading/platform_thread_win.cc b/base/threading/platform_thread_win.cc
index 059547b10ed2728d7d80580adf23d31374e11b0d..fb2d3b5f883985d761a38ad02d7c5dc4020d12b3 100644
--- a/base/threading/platform_thread_win.cc
+++ b/base/threading/platform_thread_win.cc
@@ -74,8 +74,7 @@ DWORD __stdcall ThreadFunc(void* params) {
   if (did_dup) {
     scoped_platform_handle.Set(platform_handle);
     ThreadIdNameManager::GetInstance()->RegisterThread(
-        scoped_platform_handle.Get(),
-        PlatformThread::CurrentId());
+        PlatformThread::CurrentHandle(), PlatformThread::CurrentId());
   }
 
   delete thread_params;
@@ -83,8 +82,7 @@ DWORD __stdcall ThreadFunc(void* params) {
 
   if (did_dup) {
     ThreadIdNameManager::GetInstance()->RemoveName(
-        scoped_platform_handle.Get(),
-        PlatformThread::CurrentId());
+        PlatformThread::CurrentHandle(), PlatformThread::CurrentId());
   }
 
   return NULL;
@@ -123,7 +121,7 @@ bool CreateThreadInternal(size_t stack_size,
   }
 
   if (out_thread_handle)
-    *out_thread_handle = PlatformThreadHandle(thread_handle, thread_id);
+    *out_thread_handle = PlatformThreadHandle(thread_handle);
   else
     CloseHandle(thread_handle);
   return true;
@@ -211,7 +209,7 @@ bool PlatformThread::CreateNonJoinable(size_t stack_size, Delegate* delegate) {
 
 // static
 void PlatformThread::Join(PlatformThreadHandle thread_handle) {
-  DCHECK(thread_handle.platform_handle());
+  DCHECK(thread_handle.handle_);
   // TODO(willchan): Enable this check once I can get it to work for Windows
   // shutdown.
   // Joining another thread may block the current thread for a long time, since
@@ -223,7 +221,7 @@ void PlatformThread::Join(PlatformThreadHandle thread_handle) {
 
   // Wait for the thread to exit.  It should already have terminated but make
   // sure this assumption is valid.
-  DWORD result = WaitForSingleObject(thread_handle.platform_handle(), INFINITE);
+  DWORD result = WaitForSingleObject(thread_handle.handle_, INFINITE);
   if (result != WAIT_OBJECT_0) {
     // Debug info for bug 127931.
     DWORD error = GetLastError();
@@ -232,7 +230,7 @@ void PlatformThread::Join(PlatformThreadHandle thread_handle) {
     CHECK(false);
   }
 
-  CloseHandle(thread_handle.platform_handle());
+  CloseHandle(thread_handle.handle_);
 }
 
 // static
@@ -260,7 +258,7 @@ void PlatformThread::SetCurrentThreadPriority(ThreadPriority priority) {
 #ifndef NDEBUG
   const BOOL success =
 #endif
-      ::SetThreadPriority(PlatformThread::CurrentHandle().platform_handle(),
+      ::SetThreadPriority(PlatformThread::CurrentHandle().handle_,
                           desired_priority);
   DPLOG_IF(ERROR, !success) << "Failed to set thread priority to "
                             << desired_priority;
@@ -268,8 +266,7 @@ void PlatformThread::SetCurrentThreadPriority(ThreadPriority priority) {
 
 // static
 ThreadPriority PlatformThread::GetCurrentThreadPriority() {
-  int priority =
-      ::GetThreadPriority(PlatformThread::CurrentHandle().platform_handle());
+  int priority = ::GetThreadPriority(PlatformThread::CurrentHandle().handle_);
   switch (priority) {
     case THREAD_PRIORITY_LOWEST:
       return ThreadPriority::BACKGROUND;