Adding 64 bit checks

src/core/SkConvolver.cpp

Index: src/core/SkConvolver.cpp
diff --git a/src/core/SkConvolver.cpp b/src/core/SkConvolver.cpp
index 4633c2e2eab970de5372d07ce4ea5c1c1ecc587f..23a1ee3aaf7d9faf498ad41004ee8a3ada514540 100644
--- a/src/core/SkConvolver.cpp
+++ b/src/core/SkConvolver.cpp
@@ -459,7 +459,7 @@ void BGRAConvolve2D(const unsigned char* sourceData,
         }
 
         // Compute where in the output image this row of final data will go.
-        unsigned char* curOutputRow = &output[outY * outputByteRowStride];
+        unsigned char* curOutputRow = &output[(uint64_t)outY * outputByteRowStride];

[reed1, 2014/07/07 13:16:40]

future note: sk_64_mul() was written to for this sort of thing.

 
         // Get the list of rows that the circular buffer has, in order.
         int firstRowInCircularBuffer;