diff --git a/src/core/SkCoverageDelta.h b/src/core/SkCoverageDelta.h
index 04147e1..4c6b12b 100644
--- a/src/core/SkCoverageDelta.h
+++ b/src/core/SkCoverageDelta.h
@@ -43,13 +43,14 @@
 // Once sorted, getDelta(y, i) should return the i-th leftmost delta on row y.
 class SkCoverageDeltaList {
 public:
-#ifndef GOOGLE3
-    // We can store INIT_ROW_SIZE deltas per row (i.e., per y-scanline) initially
-    static constexpr int INIT_ROW_SIZE = 32;
-    static constexpr int RESERVED_HEIGHT = 128; // reserve this many rows on stack memory
-#else
+    // We can store INIT_ROW_SIZE deltas per row (i.e., per y-scanline) initially,
+    // and we reserve RESERVED_HEIGHT rows on stack memory.
+#ifdef GOOGLE3
     static constexpr int INIT_ROW_SIZE = 8; // google3 has 16k stack limit
-    static constexpr int RESERVED_HEIGHT = 120; // reserve this many rows on stack memory
+    static constexpr int RESERVED_HEIGHT = 120;
+#else
+    static constexpr int INIT_ROW_SIZE = 32;
+    static constexpr int RESERVED_HEIGHT = 128;
 #endif
 
     SkCoverageDeltaList(SkCoverageDeltaAllocator* alloc, int top, int bottom, bool forceRLE);
@@ -122,10 +123,10 @@
 
     static constexpr int SIMD_WIDTH     = 8;
     static constexpr int SUITABLE_WIDTH = 32;
-#ifndef GOOGLE3
-    static constexpr int MAX_MASK_SIZE  = 2048;
+#ifdef GOOGLE3
+    static constexpr int MAX_MASK_SIZE  = 1024; // G3 has 16k stack limit based on -fstack-usage
 #else
-    static constexpr int MAX_MASK_SIZE  = 1024;
+    static constexpr int MAX_MASK_SIZE  = 2048;
 #endif
 
     // Expand PADDING on both sides, and make it a multiple of SIMD_WIDTH