Add methods to enable configuration of ResourceConstraints based on limits derived at runtime.

src/heap.cc

Index: src/heap.cc
diff --git a/src/heap.cc b/src/heap.cc
index 23b7c89c4eace42a55d398bdf6ee9e68dbeab15d..8de7824f2b8369a24ce3ed5b756d0e9389781e16 100644
--- a/src/heap.cc
+++ b/src/heap.cc
@@ -76,20 +76,11 @@ Heap::Heap()
 #define LUMP_OF_MEMORY MB
       code_range_size_(0),
 #endif
-#if defined(ANDROID) || V8_TARGET_ARCH_MIPS
-      reserved_semispace_size_(4 * Max(LUMP_OF_MEMORY, Page::kPageSize)),
-      max_semispace_size_(4 * Max(LUMP_OF_MEMORY, Page::kPageSize)),
-      initial_semispace_size_(Page::kPageSize),
-      max_old_generation_size_(192*MB),
-      max_executable_size_(max_old_generation_size_),
-#else
       reserved_semispace_size_(8 * Max(LUMP_OF_MEMORY, Page::kPageSize)),
       max_semispace_size_(8 * Max(LUMP_OF_MEMORY, Page::kPageSize)),
       initial_semispace_size_(Page::kPageSize),
       max_old_generation_size_(700ul * LUMP_OF_MEMORY),
       max_executable_size_(256l * LUMP_OF_MEMORY),

[Hannes Payer (out of office), 2013/09/24 07:31:00]

indent

[rmcilroy, 2013/09/24 10:50:55]

I'm not sure what you want indented here? The parameters are at the correct
indentation AFAIKS.

[Hannes Payer (out of office), 2013/09/24 11:27:16]

ups, looked strange on codereview, but it is correct.

-#endif
-
 // Variables set based on semispace_size_ and old_generation_size_ in
 // ConfigureHeap (survived_since_last_expansion_, external_allocation_limit_)
 // Will be 4 * reserved_semispace_size_ to ensure that young