Caches the edge counter increment size in the isolate()

Caches the edge counter increment size in the isolate()

As suggested in [1], hardcoding the lengths is too fragile.

[1] https://codereview.chromium.org/975643003/

R=srdjan@google.com

Committed: https://code.google.com/p/dart/source/detail?r=44648

[zra, 2015-03-23 20:18:49]

zra@google.com changed reviewers:
+ srdjan@google.com, vegorov@google.com

[srdjan, 2015-03-23 20:28:08]

lgtm

https://codereview.chromium.org/1031673004/diff/1/runtime/vm/flow_graph_compi...
File runtime/vm/flow_graph_compiler_arm.cc (right):

https://codereview.chromium.org/1031673004/diff/1/runtime/vm/flow_graph_compi...
runtime/vm/flow_graph_compiler_arm.cc:1219: int32_t
FlowGraphCompiler::EdgeCounterIncrementSizeInBytes() {
const

[zra, 2015-03-23 20:31:16]

https://codereview.chromium.org/1031673004/diff/1/runtime/vm/flow_graph_compi...
File runtime/vm/flow_graph_compiler_arm.cc (right):

https://codereview.chromium.org/1031673004/diff/1/runtime/vm/flow_graph_compi...
runtime/vm/flow_graph_compiler_arm.cc:1219: int32_t
FlowGraphCompiler::EdgeCounterIncrementSizeInBytes() {
On 2015/03/23 20:28:08, srdjan wrote:
> const

EdgeCounterIncrementSizeInBytes() is static.

[zra, 2015-03-23 21:26:21]

Committed patchset #1 (id:1) manually as r44648 (presubmit successful).

[Ivan Posva, 2015-03-24 02:54:12]

iposva@google.com changed reviewers:
+ iposva@google.com

[Ivan Posva, 2015-03-24 02:54:13]

DBC -ip

https://codereview.chromium.org/1031673004/diff/1/runtime/vm/flow_graph_compi...
File runtime/vm/flow_graph_compiler_ia32.cc (right):

https://codereview.chromium.org/1031673004/diff/1/runtime/vm/flow_graph_compi...
runtime/vm/flow_graph_compiler_ia32.cc:1247: int32_t
FlowGraphCompiler::EdgeCounterIncrementSizeInBytes() {
This function should now move to flow_graph_compiler.cc.