fix size_t/int warnings

BUG=skia:
R=mtklein@google.com

Author: reed@google.com

Review URL: https://codereview.chromium.org/247753003

git-svn-id: http://skia.googlecode.com/svn/trunk@14332 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/include/core/SkEndian.h b/include/core/SkEndian.h
index 6eba297..0955fcc 100644
--- a/include/core/SkEndian.h
+++ b/include/core/SkEndian.h
@@ -1,4 +1,3 @@
-
 /*
  * Copyright 2006 The Android Open Source Project
  *
@@ -6,7 +5,6 @@
  * found in the LICENSE file.
  */
 
-
 #ifndef SkEndian_DEFINED
 #define SkEndian_DEFINED
 
@@ -29,10 +27,10 @@
 /** Swap the two bytes in the low 16bits of the parameters.
     e.g. 0x1234 -> 0x3412
 */
-static inline uint16_t SkEndianSwap16(U16CPU value) {
-    SkASSERT(value == (uint16_t)value);
+static inline uint16_t SkEndianSwap16(uint16_t value) {
     return static_cast<uint16_t>((value >> 8) | (value << 8));
 }
+
 template<uint16_t N> struct SkTEndianSwap16 {
     static const uint16_t value = static_cast<uint16_t>((N >> 8) | ((N & 0xFF) << 8));
 };
@@ -53,11 +51,12 @@
     e.g. 0x12345678 -> 0x78563412
 */
 static inline uint32_t SkEndianSwap32(uint32_t value) {
-    return  ((value & 0xFF) << 24) |
-            ((value & 0xFF00) << 8) |
-            ((value & 0xFF0000) >> 8) |
+    return ((value & 0xFF) << 24) |
+           ((value & 0xFF00) << 8) |
+           ((value & 0xFF0000) >> 8) |
             (value >> 24);
 }
+
 template<uint32_t N> struct SkTEndianSwap32 {
     static const uint32_t value = ((N & 0xFF) << 24) |
                                   ((N & 0xFF00) << 8) |