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Bug 1234773 - Followup assertion.

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This commit is contained in:
Cameron McCormack 2016-01-04 10:25:28 +11:00
parent 399f165259
commit 180c72432f
1 changed files with 7 additions and 1 deletions
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8
layout/style/nsLayoutStylesheetCache.cpp
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@ -817,8 +817,10 @@ nsLayoutStylesheetCache::BuildPreferenceSheet(RefPtr<CSSStyleSheet>& aSheet,
aSheet->SetURIs(uri, uri, uri);
aSheet->SetComplete();
static const uint32_t kPreallocSize = 1024;
nsString sheetText;
sheetText.SetCapacity(1024);
sheetText.SetCapacity(kPreallocSize);
#define NS_GET_R_G_B(color_) \
NS_GET_R(color_), NS_GET_G(color_), NS_GET_B(color_)
@ -896,6 +898,10 @@ nsLayoutStylesheetCache::BuildPreferenceSheet(RefPtr<CSSStyleSheet>& aSheet,
NS_GET_R_G_B(focusBG));
}
NS_ASSERTION(sheetText.Length() <= kPreallocSize,
"kPreallocSize should be big enough to build preference style "
"sheet without reallocation");
aSheet->ReparseSheet(sheetText);
#undef NS_GET_R_G_B