Enable warnings-as-errors on Windows.
Review URL: https://codereview.appspot.com/7066054

git-svn-id: http://skia.googlecode.com/svn/trunk@7094 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/gm/blurrect.cpp b/gm/blurrect.cpp
index a1faf94..88863e6 100644
--- a/gm/blurrect.cpp
+++ b/gm/blurrect.cpp
@@ -164,11 +164,11 @@
 
     virtual void onDraw(SkCanvas* canvas) {
       SkRect r;
-      r.setWH( fRectWidth, fRectHeight );
+      r.setWH(SkIntToScalar(fRectWidth), SkIntToScalar(fRectHeight));
 
       SkMask mask;
 
-      makeMask( &mask, r );
+      makeMask(&mask, r);
 
       SkBitmap bm;
       bm.setConfig(SkBitmap::kA8_Config, mask.fBounds.width(), mask.fBounds.height());
diff --git a/gm/gmmain.cpp b/gm/gmmain.cpp
index e313352..19adf26 100644
--- a/gm/gmmain.cpp
+++ b/gm/gmmain.cpp
@@ -33,7 +33,16 @@
 #include "SkTileGridPicture.h"
 #include "SamplePipeControllers.h"
 
+#ifdef SK_BUILD_FOR_WIN
+    // json includes xlocale which generates warning 4530 because we're compiling without
+    // exceptions
+    #pragma warning(push)
+    #pragma warning(disable : 4530)
+#endif
 #include "json/value.h"
+#ifdef SK_BUILD_FOR_WIN
+    #pragma warning(pop)
+#endif
 
 #if SK_SUPPORT_GPU
 #include "GrContextFactory.h"