DevTools: Move usedHeapSize from TimelineEvent into counters.

LayoutTests/inspector/timeline/timeline-decode-resize-expected.txt

Index: LayoutTests/inspector/timeline/timeline-decode-resize-expected.txt
diff --git a/LayoutTests/inspector/timeline/timeline-decode-resize-expected.txt b/LayoutTests/inspector/timeline/timeline-decode-resize-expected.txt
index 74dbaff62845292e2d88c4e98a8e883ddc0699ec..c7fc194e6a272e22f11eaedd9c1391fc3352acd5 100644
--- a/LayoutTests/inspector/timeline/timeline-decode-resize-expected.txt
+++ b/LayoutTests/inspector/timeline/timeline-decode-resize-expected.txt
@@ -13,7 +13,6 @@ DecodeImage Properties:
     endTime : <number>
     startTime : <number>
     type : "DecodeImage"
-    usedHeapSize : <number>
 }
 ResizeImage Properties:
 {
@@ -27,7 +26,6 @@ ResizeImage Properties:
     endTime : <number>
     startTime : <number>
     type : "ResizeImage"
-    usedHeapSize : <number>
 }
 DecodeImage Properties:
 {
@@ -41,7 +39,6 @@ DecodeImage Properties:
     endTime : <number>
     startTime : <number>
     type : "DecodeImage"
-    usedHeapSize : <number>
 }
 ResizeImage Properties:
 {
@@ -55,7 +52,6 @@ ResizeImage Properties:
     endTime : <number>
     startTime : <number>
     type : "ResizeImage"
-    usedHeapSize : <number>
 }
 DecodeImage Properties:
 {
@@ -69,7 +65,6 @@ DecodeImage Properties:
     endTime : <number>
     startTime : <number>
     type : "DecodeImage"
-    usedHeapSize : <number>
 }
 ResizeImage Properties:
 {
@@ -83,7 +78,6 @@ ResizeImage Properties:
     endTime : <number>
     startTime : <number>
     type : "ResizeImage"
-    usedHeapSize : <number>
 }
 DecodeImage Properties:
 {
@@ -97,7 +91,6 @@ DecodeImage Properties:
     endTime : <number>
     startTime : <number>
     type : "DecodeImage"
-    usedHeapSize : <number>
 }
 ResizeImage Properties:
 {
@@ -111,7 +104,6 @@ ResizeImage Properties:
     endTime : <number>
     startTime : <number>
     type : "ResizeImage"
-    usedHeapSize : <number>
 }
 DecodeImage Properties:
 {
@@ -125,7 +117,6 @@ DecodeImage Properties:
     endTime : <number>
     startTime : <number>
     type : "DecodeImage"
-    usedHeapSize : <number>
 }
 ResizeImage Properties:
 {
@@ -139,7 +130,6 @@ ResizeImage Properties:
     endTime : <number>
     startTime : <number>
     type : "ResizeImage"
-    usedHeapSize : <number>
 }
 DecodeImage Properties:
 {
@@ -153,7 +143,6 @@ DecodeImage Properties:
     endTime : <number>
     startTime : <number>
     type : "DecodeImage"
-    usedHeapSize : <number>
 }
 ResizeImage Properties:
 {
@@ -167,7 +156,6 @@ ResizeImage Properties:
     endTime : <number>
     startTime : <number>
     type : "ResizeImage"
-    usedHeapSize : <number>
 }
 DecodeImage Properties:
 {
@@ -181,7 +169,6 @@ DecodeImage Properties:
     endTime : <number>
     startTime : <number>
     type : "DecodeImage"
-    usedHeapSize : <number>
 }
 ResizeImage Properties:
 {
@@ -195,6 +182,5 @@ ResizeImage Properties:
     endTime : <number>
     startTime : <number>
     type : "ResizeImage"
-    usedHeapSize : <number>
 }