Upgrade to V8 3.4

Merge 3.4.14.35

Simple merge required updates to makefiles only.

Bug: 568872
Change-Id: I403a38452c547e06fcfa951c12eca12a1bc40978
diff --git a/src/arm/regexp-macro-assembler-arm.cc b/src/arm/regexp-macro-assembler-arm.cc
index 1c59823..983a528 100644
--- a/src/arm/regexp-macro-assembler-arm.cc
+++ b/src/arm/regexp-macro-assembler-arm.cc
@@ -899,13 +899,12 @@
       constant_offset - offset_of_pc_register_read;
     ASSERT(pc_offset_of_constant < 0);
     if (is_valid_memory_offset(pc_offset_of_constant)) {
-      masm_->BlockConstPoolBefore(masm_->pc_offset() + Assembler::kInstrSize);
+      Assembler::BlockConstPoolScope block_const_pool(masm_);
       __ ldr(r0, MemOperand(pc, pc_offset_of_constant));
     } else {
       // Not a 12-bit offset, so it needs to be loaded from the constant
       // pool.
-      masm_->BlockConstPoolBefore(
-          masm_->pc_offset() + 2 * Assembler::kInstrSize);
+      Assembler::BlockConstPoolScope block_const_pool(masm_);
       __ mov(r0, Operand(pc_offset_of_constant + Assembler::kInstrSize));
       __ ldr(r0, MemOperand(pc, r0));
     }
@@ -1185,8 +1184,7 @@
 
 void RegExpMacroAssemblerARM::EmitBacktrackConstantPool() {
   __ CheckConstPool(false, false);
-  __ BlockConstPoolBefore(
-      masm_->pc_offset() + kBacktrackConstantPoolSize * Assembler::kInstrSize);
+  Assembler::BlockConstPoolScope block_const_pool(masm_);
   backtrack_constant_pool_offset_ = masm_->pc_offset();
   for (int i = 0; i < kBacktrackConstantPoolSize; i++) {
     __ emit(0);