Start cleaning up 64bit Win warnings

include/core/SkTemplates.h

Index: include/core/SkTemplates.h
===================================================================
--- include/core/SkTemplates.h	(revision 11758)
+++ include/core/SkTemplates.h	(working copy)
@@ -241,7 +241,7 @@
 
     /** Allocate count number of T elements
      */
-    SkAutoSTArray(size_t count) {
+    SkAutoSTArray(int count) {
         fArray = NULL;
         fCount = 0;
         this->reset(count);
@@ -252,7 +252,7 @@
     }
 
     /** Destroys previous objects in the array and default constructs count number of objects */
-    void reset(size_t count) {
+    void reset(int count) {
         T* start = fArray;
         T* iter = start + fCount;
         while (iter > start) {
@@ -286,7 +286,7 @@
 
     /** Return the number of T elements in the array
      */
-    size_t count() const { return fCount; }
+    int count() const { return fCount; }
 
     /** Return the array of T elements. Will be NULL if count == 0
      */
@@ -295,12 +295,12 @@
     /** Return the nth element in the array
      */
     T&  operator[](int index) const {
-        SkASSERT((unsigned)index < fCount);
+        SkASSERT(index < fCount);
         return fArray[index];
     }
 
 private:
-    size_t  fCount;
+    int     fCount;
     T*      fArray;
     // since we come right after fArray, fStorage should be properly aligned
     char    fStorage[N * sizeof(T)];