Create snapshot/mac and move some files from snapshot and util to there

snapshot/mac/mach_o_image_reader.cc

Index: snapshot/mac/mach_o_image_reader.cc
diff --git a/util/mac/mach_o_image_reader.cc b/snapshot/mac/mach_o_image_reader.cc
similarity index 98%
rename from util/mac/mach_o_image_reader.cc
rename to snapshot/mac/mach_o_image_reader.cc
index f911ec67e465b2285efb5da892a2d91fe616c99f..65dd3946be5bbd2aba9c0b940052c3d8f7ce761d 100644
--- a/util/mac/mach_o_image_reader.cc
+++ b/snapshot/mac/mach_o_image_reader.cc
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-#include "util/mac/mach_o_image_reader.h"
+#include "snapshot/mac/mach_o_image_reader.h"
 
 #include <mach-o/loader.h>
 #include <mach-o/nlist.h>
@@ -23,10 +23,10 @@
 
 #include "base/logging.h"
 #include "base/strings/stringprintf.h"
+#include "snapshot/mac/mach_o_image_segment_reader.h"
+#include "snapshot/mac/mach_o_image_symbol_table_reader.h"
+#include "snapshot/mac/process_reader.h"
 #include "util/mac/checked_mach_address_range.h"
-#include "util/mac/mach_o_image_segment_reader.h"
-#include "util/mac/mach_o_image_symbol_table_reader.h"
-#include "util/mac/process_reader.h"
 
 namespace {
 
@@ -267,7 +267,7 @@ bool MachOImageReader::Initialize(ProcessReader* process_reader,
     mach_vm_address_t slid_segment_address = segment->Address();
     mach_vm_size_t slid_segment_size = segment->Size();
     CheckedMachAddressRange slid_segment_range(
-        process_reader_, slid_segment_address, slid_segment_size);
+        process_reader_->Is64Bit(), slid_segment_address, slid_segment_size);
     if (!slid_segment_range.IsValid()) {
       LOG(WARNING) << base::StringPrintf(
                           "invalid slid segment range 0x%llx + 0x%llx, "
@@ -415,7 +415,7 @@ bool MachOImageReader::LookUpExternalDefinedSymbol(
   // to slide. In non-PIE executables, __mh_execute_header is an absolute
   // symbol.
   CheckedMachAddressRange section_range(
-      process_reader_, section_address, section->size);
+      process_reader_->Is64Bit(), section_address, section->size);
   if (!section_range.ContainsValue(slid_value) &&
       !(symbol_info->section == 1 && segment->Name() == SEG_TEXT &&
         slid_value == Address())) {