Minimal Changes to run tests on iOS

tools/ProcStats.cpp

Index: tools/ProcStats.cpp
diff --git a/tools/ProcStats.cpp b/tools/ProcStats.cpp
index 5c41213d4df2513f9196adc1c747fe93f00123c4..fc9da230114d9aab7ee81659a01445dd405807d9 100644
--- a/tools/ProcStats.cpp
+++ b/tools/ProcStats.cpp
@@ -7,7 +7,7 @@
 
 #include "ProcStats.h"
 
-#if defined(SK_BUILD_FOR_UNIX) || defined(SK_BUILD_FOR_MAC) || defined(SK_BUILD_FOR_ANDROID)
+#if defined(SK_BUILD_FOR_UNIX) || defined(SK_BUILD_FOR_MAC) || defined(SK_BUILD_FOR_IOS) || defined(SK_BUILD_FOR_ANDROID)
     #include <sys/resource.h>
     int sk_tools::getMaxResidentSetSizeMB() {
         struct rusage ru;
@@ -30,7 +30,7 @@
     int sk_tools::getMaxResidentSetSizeMB() { return -1; }
 #endif
 
-#if defined(SK_BUILD_FOR_MAC)
+#if defined(SK_BUILD_FOR_MAC) || defined(SK_BUILD_FOR_IOS)
     #include <mach/mach.h>
     int sk_tools::getCurrResidentSetSizeMB() {
         mach_task_basic_info info;