cc: Remove all usage of GetArea() from production code in cc

cc/layers/texture_layer_impl.cc

Index: cc/layers/texture_layer_impl.cc
diff --git a/cc/layers/texture_layer_impl.cc b/cc/layers/texture_layer_impl.cc
index 4ce501b2d7f59a46242fafa879a292cee85413f3..6bccde4a6a5a3aad00156472dc771a5c30b7632e 100644
--- a/cc/layers/texture_layer_impl.cc
+++ b/cc/layers/texture_layer_impl.cc
@@ -124,9 +124,9 @@ bool TextureLayerImpl::WillDraw(DrawMode draw_mode,
 
         if (!PlatformColor::SameComponentOrder(texture_copy_->format())) {
           // Swizzle colors. This is slow, but should be really uncommon.
-          swizzled.resize(texture_mailbox_.SharedMemorySizeInBytes());
-          for (size_t i = 0; i < texture_mailbox_.SharedMemorySizeInBytes();
-               i += 4) {
+          size_t bytes = texture_mailbox_.SharedMemorySizeInBytes();
+          swizzled.resize(bytes);
+          for (size_t i = 0; i < bytes; i += 4) {
             swizzled[i] = pixels[i + 2];
             swizzled[i + 1] = pixels[i + 1];
             swizzled[i + 2] = pixels[i];