Added pinch viewport offset to page state.

content/common/page_state_serialization_unittest.cc

Index: content/common/page_state_serialization_unittest.cc
diff --git a/content/common/page_state_serialization_unittest.cc b/content/common/page_state_serialization_unittest.cc
index c401878a16a866cb55bb164ddb8d6b5bcbf59cf5..39ff3f2c8bfcf2cc2d80f288672d1913093ba70f 100644
--- a/content/common/page_state_serialization_unittest.cc
+++ b/content/common/page_state_serialization_unittest.cc
@@ -72,6 +72,7 @@ void ExpectEquality(const ExplodedFrameState& a, const ExplodedFrameState& b) {
   EXPECT_EQ(a.target, b.target);
   EXPECT_EQ(a.state_object, b.state_object);
   ExpectEquality(a.document_state, b.document_state);
+  EXPECT_EQ(a.pinch_viewport_scroll_offset, b.pinch_viewport_scroll_offset);
   EXPECT_EQ(a.scroll_offset, b.scroll_offset);
   EXPECT_EQ(a.item_sequence_number, b.item_sequence_number);
   EXPECT_EQ(a.document_sequence_number, b.document_sequence_number);
@@ -100,6 +101,7 @@ class PageStateSerializationTest : public testing::Test {
     frame_state->document_state.push_back(NS16("q"));
     frame_state->document_state.push_back(NS16("text"));
     frame_state->document_state.push_back(NS16("dev.chromium.org"));
+    frame_state->pinch_viewport_scroll_offset = gfx::PointF(10, 15);
     frame_state->scroll_offset = gfx::Point(0, 100);
     frame_state->item_sequence_number = 1;
     frame_state->document_sequence_number = 2;
@@ -137,6 +139,7 @@ class PageStateSerializationTest : public testing::Test {
     frame_state->referrer_policy = blink::WebReferrerPolicyDefault;
     if (!is_child)
       frame_state->target = NS16("target");
+    frame_state->pinch_viewport_scroll_offset = gfx::PointF(-1, -1);
     frame_state->scroll_offset = gfx::Point(42, -42);
     frame_state->item_sequence_number = 123;
     frame_state->document_sequence_number = 456;