Nudge click point in svg/custom/use-events-crash.svg

Issue the click in the test further down the rect in the hope that the
selection code won't end up picking one or the other of the <text>s, but
only the one further down.

Bug: 829316
Change-Id: Iae3419bf902a864ea8ec46e69764480c0f240b8a
Reviewed-on: https://chromium-review.googlesource.com/997843Reviewed-by: Stephen Chenney <schenney@chromium.org>
Commit-Queue: Fredrik Söderquist <fs@opera.com>
Cr-Commit-Position: refs/heads/master@{#548430}

third_party/WebKit/LayoutTests/platform/mac-mac10.12/svg/custom/use-events-crash-expected.txt

@@ -18,4 +18,4 @@ layer at (0,0) size 480x360
       LayoutSVGContainer {g} at (0,0) size 40x40 [transform={m=((1.00,0.00)(0.00,1.00)) t=(350.00,25.00)}]
         LayoutSVGContainer {use} at (0,0) size 40x40
           LayoutSVGRect {rect} at (0,0) size 40x40 [fill={[type=SOLID] [color=#00FF00]}] [x=0.00] [y=0.00] [width=40.00] [height=40.00]
-caret: position 47 of child 0 {#text} of child 1 {text} of child 1 {g} of child 3 {g} of child 3 {g} of child 1 {svg} of document
+caret: position 47 of child 0 {#text} of child 1 {text} of child 3 {g} of child 3 {g} of child 3 {g} of child 1 {svg} of document

third_party/WebKit/LayoutTests/svg/custom/use-events-crash.svg

@@ -6,7 +6,7 @@
 function test()
 {
     if (window.eventSender) {
-	eventSender.mouseMoveTo(370, 45);
+	eventSender.mouseMoveTo(370, 60);
 	eventSender.contextClick();
     }
 }