message: DepthwiseConv dot-product: Reinstate 3x3 kernels for non-Linux.
diff: @@ -7212,7 +7212,6 @@ struct KernelMacroBlock<DepthwiseConvImplementation::kUseNeon3x3DotProduct,
  #define DC_KERNEL_NO_MULT_34 "34"
  #define DC_KERNEL_NO_MULT_35 "35"
  -#ifdef __linux__
  asm volatile(
  // Compiled code used block of 320 for spill out of total stack of 464.
  "sub sp, sp, #320\n" // =464
  @@ -7929,7 +7928,6 @@ struct KernelMacroBlock<DepthwiseConvImplementation::kUseNeon3x3DotProduct,
  "x5", "x6", "x7", "x8", "x9", "x10", "x11", "x12", "x13", "x14", "x15",
  "x16", "x17", "x19", "x20", "x21", "x22", "x23", "x24", "x25", "x26",
  "x27", "x28");
  -#endif // __linux__
  } // NOLINT(readability/fn_size) Manually unrolled.
  #undef DC_KERNEL_NO_MULT_1
  @@ -8027,7 +8025,6 @@ struct KernelMacroBlock<DepthwiseConvImplementation::kUseNeon3x3DotProduct,
  #define DC_KERNEL_NO_MULT_STRIDE_34 "34"
  #define DC_KERNEL_NO_MULT_STRIDE_35 "35"
  -#ifdef __linux__
  asm volatile(
  // Compiled code used block of 160 for spill out of total stack of 304.
  "sub sp, sp, #160\n" // =304
  @@ -8631,7 +8628,6 @@ struct KernelMacroBlock<DepthwiseConvImplementation::kUseNeon3x3DotProduct,
  "x5", "x6", "x7", "x8", "x9", "x10", "x11", "x12", "x13", "x14", "x15",
  "x16", "x17", "x19", "x20", "x21", "x22", "x23", "x24", "x25", "x26",
  "x27", "x28");
  -#endif // __linux__
  } // NOLINT(readability/fn_size) Manually unrolled.
  #undef DC_KERNEL_NO_MULT_STRIDE_1
  @@ -8716,7 +8712,6 @@ struct KernelMacroBlock<DepthwiseConvImplementation::kUseNeon3x3DotProduct,
  #define DC_KERNEL_MULT_21 "21"
  #define DC_KERNEL_MULT_22 "22"
  -#ifdef __linux__
  asm volatile(
  // Compiled code used block of 288 for spill out of total stack of 400.
  // However, an 8-byte spill was sneaked in to #296.
  @@ -9330,7 +9325,6 @@ struct KernelMacroBlock<DepthwiseConvImplementation::kUseNeon3x3DotProduct,
  "x5", "x6", "x7", "x8", "x9", "x10", "x11", "x12", "x13", "x14", "x15",
  "x16", "x17", "x19", "x20", "x21", "x22", "x23", "x24", "x25", "x26",
  "x27", "x28");
  -#endif // __linux__
  } // NOLINT(readability/fn_size) Manually unrolled.
  #undef DC_KERNEL_MULT_1
  