Eliminate some clutter in SkFlattenable

src/core/SkFlattenable.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkFlattenable.h"
 #include "SkPtrRecorder.h"
 #include "SkReadBuffer.h"
@@ skipping 38 matching lines @@
 ///////////////////////////////////////////////////////////////////////////////
 
 #define MAX_ENTRY_COUNT  1024
 
 struct Entry {
     const char*             fName;
     SkFlattenable::Factory  fFactory;
     SkFlattenable::Type     fType;
 };
 
-static int gCount;
+static int gCount = 0;
 static Entry gEntries[MAX_ENTRY_COUNT];
 
 void SkFlattenable::Register(const char name[], Factory factory, SkFlattenable::Type type) {
     SkASSERT(name);
     SkASSERT(factory);
-
-    static bool gOnce = false;
-    if (!gOnce) {
-        gCount = 0;
-        gOnce = true;
-    }
-
     SkASSERT(gCount < MAX_ENTRY_COUNT);
 
     gEntries[gCount].fName = name;
     gEntries[gCount].fFactory = factory;
     gEntries[gCount].fType = type;
     gCount += 1;
 }
 
 #ifdef SK_DEBUG
 static void report_no_entries(const char* functionName) {
@@ skipping 41 matching lines @@
     report_no_entries(__FUNCTION__);
 #endif
     const Entry* entries = gEntries;
     for (int i = gCount - 1; i >= 0; --i) {
         if (entries[i].fFactory == fact) {
             return entries[i].fName;
         }
     }
     return nullptr;
 }